Home / 38,107.06-52,591.08-21,340.06

Finding the Fourth Proportional to 38,107.06, 52,591.08 and 21,340.06

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Solution

The fourth proportional to 38,107.06, 52,591.08 and 21,340.06 is: 29,451.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,107.06 : 52,591.08 = 21,340.06 : x
  2. Step 2: Convert to fraction form
    38,107.06/52,591.08 = 21,340.06/x
  3. Step 3: Cross multiply
    38,107.06x = 52,591.08 × 21,340.06
  4. Step 4: Simplify right side
    38,107.06x = 1,122,296,802.66
  5. Step 5: Solve for x
    x = 1,122,296,802.66/38,107.06
  6. Step 6: Final answer
    x = 29,451.15

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Half scale
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Double scale
Find fourth proportional to 38,108.06, 52,592.46 and 21,341.06
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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.