Home / 63,731.92-95,570.25-21,025.30

Finding the Fourth Proportional to 63,731.92, 95,570.25 and 21,025.30

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Solution

The fourth proportional to 63,731.92, 95,570.25 and 21,025.30 is: 31,528.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,731.92 : 95,570.25 = 21,025.30 : x
  2. Step 2: Convert to fraction form
    63,731.92/95,570.25 = 21,025.30/x
  3. Step 3: Cross multiply
    63,731.92x = 95,570.25 × 21,025.30
  4. Step 4: Simplify right side
    63,731.92x = 2,009,393,177.33
  5. Step 5: Solve for x
    x = 2,009,393,177.33/63,731.92
  6. Step 6: Final answer
    x = 31,528.83

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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.