Home / 63,899.55-95,862.69-21,776.31

Finding the Fourth Proportional to 63,899.55, 95,862.69 and 21,776.31

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Solution

The fourth proportional to 63,899.55, 95,862.69 and 21,776.31 is: 32,669.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,899.55 : 95,862.69 = 21,776.31 : x
  2. Step 2: Convert to fraction form
    63,899.55/95,862.69 = 21,776.31/x
  3. Step 3: Cross multiply
    63,899.55x = 95,862.69 × 21,776.31
  4. Step 4: Simplify right side
    63,899.55x = 2,087,535,654.87
  5. Step 5: Solve for x
    x = 2,087,535,654.87/63,899.55
  6. Step 6: Final answer
    x = 32,669.02

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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.