Home / 22,551.24-31,131.56-15,010.12

Finding the Fourth Proportional to 22,551.24, 31,131.56 and 15,010.12

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Solution

The fourth proportional to 22,551.24, 31,131.56 and 15,010.12 is: 20,721.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,551.24 : 31,131.56 = 15,010.12 : x
  2. Step 2: Convert to fraction form
    22,551.24/31,131.56 = 15,010.12/x
  3. Step 3: Cross multiply
    22,551.24x = 31,131.56 × 15,010.12
  4. Step 4: Simplify right side
    22,551.24x = 467,288,451.39
  5. Step 5: Solve for x
    x = 467,288,451.39/22,551.24
  6. Step 6: Final answer
    x = 20,721.19

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Half scale
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Double 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.