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Finding the Fourth Proportional to 41,957.70, 62,937.39 and 15,657.20

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Solution

The fourth proportional to 41,957.70, 62,937.39 and 15,657.20 is: 23,486.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,957.70 : 62,937.39 = 15,657.20 : x
  2. Step 2: Convert to fraction form
    41,957.70/62,937.39 = 15,657.20/x
  3. Step 3: Cross multiply
    41,957.70x = 62,937.39 × 15,657.20
  4. Step 4: Simplify right side
    41,957.70x = 985,422,988.02
  5. Step 5: Solve for x
    x = 985,422,988.02/41,957.70
  6. Step 6: Final answer
    x = 23,486.11

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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.