Home / 25,645.38-38,473.05-9,849.25

Finding the Fourth Proportional to 25,645.38, 38,473.05 and 9,849.25

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Solution

The fourth proportional to 25,645.38, 38,473.05 and 9,849.25 is: 14,775.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,645.38 : 38,473.05 = 9,849.25 : x
  2. Step 2: Convert to fraction form
    25,645.38/38,473.05 = 9,849.25/x
  3. Step 3: Cross multiply
    25,645.38x = 38,473.05 × 9,849.25
  4. Step 4: Simplify right side
    25,645.38x = 378,930,687.71
  5. Step 5: Solve for x
    x = 378,930,687.71/25,645.38
  6. Step 6: Final answer
    x = 14,775.79

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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.