Home / 25,934.04-38,895.16-10,139.44

Finding the Fourth Proportional to 25,934.04, 38,895.16 and 10,139.44

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Solution

The fourth proportional to 25,934.04, 38,895.16 and 10,139.44 is: 15,206.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,934.04 : 38,895.16 = 10,139.44 : x
  2. Step 2: Convert to fraction form
    25,934.04/38,895.16 = 10,139.44/x
  3. Step 3: Cross multiply
    25,934.04x = 38,895.16 × 10,139.44
  4. Step 4: Simplify right side
    25,934.04x = 394,375,141.11
  5. Step 5: Solve for x
    x = 394,375,141.11/25,934.04
  6. Step 6: Final answer
    x = 15,206.85

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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.