Home / 17,125.20-25,691.46-5,439.24

Finding the Fourth Proportional to 17,125.20, 25,691.46 and 5,439.24

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Solution

The fourth proportional to 17,125.20, 25,691.46 and 5,439.24 is: 8,160.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,125.20 : 25,691.46 = 5,439.24 : x
  2. Step 2: Convert to fraction form
    17,125.20/25,691.46 = 5,439.24/x
  3. Step 3: Cross multiply
    17,125.20x = 25,691.46 × 5,439.24
  4. Step 4: Simplify right side
    17,125.20x = 139,742,016.89
  5. Step 5: Solve for x
    x = 139,742,016.89/17,125.20
  6. Step 6: Final answer
    x = 8,160.02

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1.5x scale

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.