Home / 14,452.62-21,687.43-5,690.04

Finding the Fourth Proportional to 14,452.62, 21,687.43 and 5,690.04

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Solution

The fourth proportional to 14,452.62, 21,687.43 and 5,690.04 is: 8,538.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,452.62 : 21,687.43 = 5,690.04 : x
  2. Step 2: Convert to fraction form
    14,452.62/21,687.43 = 5,690.04/x
  3. Step 3: Cross multiply
    14,452.62x = 21,687.43 × 5,690.04
  4. Step 4: Simplify right side
    14,452.62x = 123,402,344.20
  5. Step 5: Solve for x
    x = 123,402,344.20/14,452.62
  6. Step 6: Final answer
    x = 8,538.41

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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.