Home / 49,115.04-73,610.96-21,002.09

Finding the Fourth Proportional to 49,115.04, 73,610.96 and 21,002.09

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Solution

The fourth proportional to 49,115.04, 73,610.96 and 21,002.09 is: 31,476.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,115.04 : 73,610.96 = 21,002.09 : x
  2. Step 2: Convert to fraction form
    49,115.04/73,610.96 = 21,002.09/x
  3. Step 3: Cross multiply
    49,115.04x = 73,610.96 × 21,002.09
  4. Step 4: Simplify right side
    49,115.04x = 1,545,984,006.91
  5. Step 5: Solve for x
    x = 1,545,984,006.91/49,115.04
  6. Step 6: Final answer
    x = 31,476.79

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1.5x scale

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.