Home / 31,591.22-43,605.54-19,495.40

Finding the Fourth Proportional to 31,591.22, 43,605.54 and 19,495.40

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Solution

The fourth proportional to 31,591.22, 43,605.54 and 19,495.40 is: 26,909.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,591.22 : 43,605.54 = 19,495.40 : x
  2. Step 2: Convert to fraction form
    31,591.22/43,605.54 = 19,495.40/x
  3. Step 3: Cross multiply
    31,591.22x = 43,605.54 × 19,495.40
  4. Step 4: Simplify right side
    31,591.22x = 850,107,226.49
  5. Step 5: Solve for x
    x = 850,107,226.49/31,591.22
  6. Step 6: Final answer
    x = 26,909.61

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Find fourth proportional to 15,795.61, 21,802.77 and 9,747.70
Half scale
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Double scale
Find fourth proportional to 31,592.22, 43,606.92 and 19,496.40
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.