Home / 25,338.26-38,008.34-8,709.78

Finding the Fourth Proportional to 25,338.26, 38,008.34 and 8,709.78

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Solution

The fourth proportional to 25,338.26, 38,008.34 and 8,709.78 is: 13,065.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,338.26 : 38,008.34 = 8,709.78 : x
  2. Step 2: Convert to fraction form
    25,338.26/38,008.34 = 8,709.78/x
  3. Step 3: Cross multiply
    25,338.26x = 38,008.34 × 8,709.78
  4. Step 4: Simplify right side
    25,338.26x = 331,044,279.57
  5. Step 5: Solve for x
    x = 331,044,279.57/25,338.26
  6. Step 6: Final answer
    x = 13,065.00

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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.