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Finding the Fourth Proportional to 62,600.52, 93,900.82 and 15,215.64

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Solution

The fourth proportional to 62,600.52, 93,900.82 and 15,215.64 is: 22,823.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,600.52 : 93,900.82 = 15,215.64 : x
  2. Step 2: Convert to fraction form
    62,600.52/93,900.82 = 15,215.64/x
  3. Step 3: Cross multiply
    62,600.52x = 93,900.82 × 15,215.64
  4. Step 4: Simplify right side
    62,600.52x = 1,428,761,072.82
  5. Step 5: Solve for x
    x = 1,428,761,072.82/62,600.52
  6. Step 6: Final answer
    x = 22,823.47

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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.