Home / 25,747.12-38,648.22-22,803.85

Finding the Fourth Proportional to 25,747.12, 38,648.22 and 22,803.85

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Solution

The fourth proportional to 25,747.12, 38,648.22 and 22,803.85 is: 34,230.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,747.12 : 38,648.22 = 22,803.85 : x
  2. Step 2: Convert to fraction form
    25,747.12/38,648.22 = 22,803.85/x
  3. Step 3: Cross multiply
    25,747.12x = 38,648.22 × 22,803.85
  4. Step 4: Simplify right side
    25,747.12x = 881,328,211.65
  5. Step 5: Solve for x
    x = 881,328,211.65/25,747.12
  6. Step 6: Final answer
    x = 34,230.17

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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.