Home / 15,262.93-21,026.87-14,344.39

Finding the Fourth Proportional to 15,262.93, 21,026.87 and 14,344.39

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Solution

The fourth proportional to 15,262.93, 21,026.87 and 14,344.39 is: 19,761.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,262.93 : 21,026.87 = 14,344.39 : x
  2. Step 2: Convert to fraction form
    15,262.93/21,026.87 = 14,344.39/x
  3. Step 3: Cross multiply
    15,262.93x = 21,026.87 × 14,344.39
  4. Step 4: Simplify right side
    15,262.93x = 301,617,518.62
  5. Step 5: Solve for x
    x = 301,617,518.62/15,262.93
  6. Step 6: Final answer
    x = 19,761.45

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Half scale
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Similar ratio
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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.