Home / 15,174.32-22,761.84-4,644.56

Finding the Fourth Proportional to 15,174.32, 22,761.84 and 4,644.56

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Solution

The fourth proportional to 15,174.32, 22,761.84 and 4,644.56 is: 6,966.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,174.32 : 22,761.84 = 4,644.56 : x
  2. Step 2: Convert to fraction form
    15,174.32/22,761.84 = 4,644.56/x
  3. Step 3: Cross multiply
    15,174.32x = 22,761.84 × 4,644.56
  4. Step 4: Simplify right side
    15,174.32x = 105,718,731.59
  5. Step 5: Solve for x
    x = 105,718,731.59/15,174.32
  6. Step 6: Final answer
    x = 6,966.95

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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.