Home / 63,632.68-95,409.80-21,508.78

Finding the Fourth Proportional to 63,632.68, 95,409.80 and 21,508.78

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Solution

The fourth proportional to 63,632.68, 95,409.80 and 21,508.78 is: 32,249.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,632.68 : 95,409.80 = 21,508.78 : x
  2. Step 2: Convert to fraction form
    63,632.68/95,409.80 = 21,508.78/x
  3. Step 3: Cross multiply
    63,632.68x = 95,409.80 × 21,508.78
  4. Step 4: Simplify right side
    63,632.68x = 2,052,148,398.04
  5. Step 5: Solve for x
    x = 2,052,148,398.04/63,632.68
  6. Step 6: Final answer
    x = 32,249.91

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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.