Home / 14,167.53-21,232.85-8,828.52

Finding the Fourth Proportional to 14,167.53, 21,232.85 and 8,828.52

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Solution

The fourth proportional to 14,167.53, 21,232.85 and 8,828.52 is: 13,231.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,167.53 : 21,232.85 = 8,828.52 : x
  2. Step 2: Convert to fraction form
    14,167.53/21,232.85 = 8,828.52/x
  3. Step 3: Cross multiply
    14,167.53x = 21,232.85 × 8,828.52
  4. Step 4: Simplify right side
    14,167.53x = 187,454,517.12
  5. Step 5: Solve for x
    x = 187,454,517.12/14,167.53
  6. Step 6: Final answer
    x = 13,231.28

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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.