Home / 17,629.20-26,439.12-5,940

Finding the Fourth Proportional to 17,629.20, 26,439.12 and 5,940

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Solution

The fourth proportional to 17,629.20, 26,439.12 and 5,940 is: 8,908.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,629.20 : 26,439.12 = 5,940 : x
  2. Step 2: Convert to fraction form
    17,629.20/26,439.12 = 5,940/x
  3. Step 3: Cross multiply
    17,629.20x = 26,439.12 × 5,940
  4. Step 4: Simplify right side
    17,629.20x = 157,048,372.80
  5. Step 5: Solve for x
    x = 157,048,372.80/17,629.20
  6. Step 6: Final answer
    x = 8,908.42

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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.