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Finding the Fourth Proportional to 62,392.16, 93,591.12 and 15,645.44

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Solution

The fourth proportional to 62,392.16, 93,591.12 and 15,645.44 is: 23,468.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,392.16 : 93,591.12 = 15,645.44 : x
  2. Step 2: Convert to fraction form
    62,392.16/93,591.12 = 15,645.44/x
  3. Step 3: Cross multiply
    62,392.16x = 93,591.12 × 15,645.44
  4. Step 4: Simplify right side
    62,392.16x = 1,464,274,252.49
  5. Step 5: Solve for x
    x = 1,464,274,252.49/62,392.16
  6. Step 6: Final answer
    x = 23,468.88

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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.