Home / 14,872.28-22,307.30-5,507.90

Finding the Fourth Proportional to 14,872.28, 22,307.30 and 5,507.90

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Solution

The fourth proportional to 14,872.28, 22,307.30 and 5,507.90 is: 8,261.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,872.28 : 22,307.30 = 5,507.90 : x
  2. Step 2: Convert to fraction form
    14,872.28/22,307.30 = 5,507.90/x
  3. Step 3: Cross multiply
    14,872.28x = 22,307.30 × 5,507.90
  4. Step 4: Simplify right side
    14,872.28x = 122,866,377.67
  5. Step 5: Solve for x
    x = 122,866,377.67/14,872.28
  6. Step 6: Final answer
    x = 8,261.44

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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.