Home / 38,868.28-58,281.72-15,183.88

Finding the Fourth Proportional to 38,868.28, 58,281.72 and 15,183.88

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Solution

The fourth proportional to 38,868.28, 58,281.72 and 15,183.88 is: 22,767.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,868.28 : 58,281.72 = 15,183.88 : x
  2. Step 2: Convert to fraction form
    38,868.28/58,281.72 = 15,183.88/x
  3. Step 3: Cross multiply
    38,868.28x = 58,281.72 × 15,183.88
  4. Step 4: Simplify right side
    38,868.28x = 884,942,642.67
  5. Step 5: Solve for x
    x = 884,942,642.67/38,868.28
  6. Step 6: Final answer
    x = 22,767.73

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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.