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Finding the Fourth Proportional to 56,615.21, 84,922.71 and 15,062.21

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Solution

The fourth proportional to 56,615.21, 84,922.71 and 15,062.21 is: 22,593.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,615.21 : 84,922.71 = 15,062.21 : x
  2. Step 2: Convert to fraction form
    56,615.21/84,922.71 = 15,062.21/x
  3. Step 3: Cross multiply
    56,615.21x = 84,922.71 × 15,062.21
  4. Step 4: Simplify right side
    56,615.21x = 1,279,123,691.79
  5. Step 5: Solve for x
    x = 1,279,123,691.79/56,615.21
  6. Step 6: Final answer
    x = 22,593.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.