Home / 63,784.04-95,687.67-21,091.91

Finding the Fourth Proportional to 63,784.04, 95,687.67 and 21,091.91

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Solution

The fourth proportional to 63,784.04, 95,687.67 and 21,091.91 is: 31,641.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,784.04 : 95,687.67 = 21,091.91 : x
  2. Step 2: Convert to fraction form
    63,784.04/95,687.67 = 21,091.91/x
  3. Step 3: Cross multiply
    63,784.04x = 95,687.67 × 21,091.91
  4. Step 4: Simplify right side
    63,784.04x = 2,018,235,723.75
  5. Step 5: Solve for x
    x = 2,018,235,723.75/63,784.04
  6. Step 6: Final answer
    x = 31,641.70

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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.