Home / 63,959.81-95,961.84-21,869.52

Finding the Fourth Proportional to 63,959.81, 95,961.84 and 21,869.52

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Solution

The fourth proportional to 63,959.81, 95,961.84 and 21,869.52 is: 32,811.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,959.81 : 95,961.84 = 21,869.52 : x
  2. Step 2: Convert to fraction form
    63,959.81/95,961.84 = 21,869.52/x
  3. Step 3: Cross multiply
    63,959.81x = 95,961.84 × 21,869.52
  4. Step 4: Simplify right side
    63,959.81x = 2,098,639,379.12
  5. Step 5: Solve for x
    x = 2,098,639,379.12/63,959.81
  6. Step 6: Final answer
    x = 32,811.84

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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.