Home / 63,631.98-95,448.22-21,512.28

Finding the Fourth Proportional to 63,631.98, 95,448.22 and 21,512.28

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Solution

The fourth proportional to 63,631.98, 95,448.22 and 21,512.28 is: 32,268.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,631.98 : 95,448.22 = 21,512.28 : x
  2. Step 2: Convert to fraction form
    63,631.98/95,448.22 = 21,512.28/x
  3. Step 3: Cross multiply
    63,631.98x = 95,448.22 × 21,512.28
  4. Step 4: Simplify right side
    63,631.98x = 2,053,309,259.30
  5. Step 5: Solve for x
    x = 2,053,309,259.30/63,631.98
  6. Step 6: Final answer
    x = 32,268.51

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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.