Home / 25,517.56-38,266.98-8,873.08

Finding the Fourth Proportional to 25,517.56, 38,266.98 and 8,873.08

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Solution

The fourth proportional to 25,517.56, 38,266.98 and 8,873.08 is: 13,306.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,517.56 : 38,266.98 = 8,873.08 : x
  2. Step 2: Convert to fraction form
    25,517.56/38,266.98 = 8,873.08/x
  3. Step 3: Cross multiply
    25,517.56x = 38,266.98 × 8,873.08
  4. Step 4: Simplify right side
    25,517.56x = 339,545,974.90
  5. Step 5: Solve for x
    x = 339,545,974.90/25,517.56
  6. Step 6: Final answer
    x = 13,306.37

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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.