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Finding the Fourth Proportional to 62,236.92, 93,355.40 and 15,489.80

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Solution

The fourth proportional to 62,236.92, 93,355.40 and 15,489.80 is: 23,234.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,236.92 : 93,355.40 = 15,489.80 : x
  2. Step 2: Convert to fraction form
    62,236.92/93,355.40 = 15,489.80/x
  3. Step 3: Cross multiply
    62,236.92x = 93,355.40 × 15,489.80
  4. Step 4: Simplify right side
    62,236.92x = 1,446,056,474.92
  5. Step 5: Solve for x
    x = 1,446,056,474.92/62,236.92
  6. Step 6: Final answer
    x = 23,234.70

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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.