Home / 63,505.30-95,198.35-21,355.91

Finding the Fourth Proportional to 63,505.30, 95,198.35 and 21,355.91

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Solution

The fourth proportional to 63,505.30, 95,198.35 and 21,355.91 is: 32,013.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,505.30 : 95,198.35 = 21,355.91 : x
  2. Step 2: Convert to fraction form
    63,505.30/95,198.35 = 21,355.91/x
  3. Step 3: Cross multiply
    63,505.30x = 95,198.35 × 21,355.91
  4. Step 4: Simplify right side
    63,505.30x = 2,033,047,394.75
  5. Step 5: Solve for x
    x = 2,033,047,394.75/63,505.30
  6. Step 6: Final answer
    x = 32,013.82

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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.