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Finding the Fourth Proportional to 62,655.32, 86,463.92 and 33,974.68

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Solution

The fourth proportional to 62,655.32, 86,463.92 and 33,974.68 is: 46,884.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,655.32 : 86,463.92 = 33,974.68 : x
  2. Step 2: Convert to fraction form
    62,655.32/86,463.92 = 33,974.68/x
  3. Step 3: Cross multiply
    62,655.32x = 86,463.92 × 33,974.68
  4. Step 4: Simplify right side
    62,655.32x = 2,937,584,013.55
  5. Step 5: Solve for x
    x = 2,937,584,013.55/62,655.32
  6. Step 6: Final answer
    x = 46,884.83

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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.