Home / 16,982.20-25,468.74-5,132.91

Finding the Fourth Proportional to 16,982.20, 25,468.74 and 5,132.91

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Solution

The fourth proportional to 16,982.20, 25,468.74 and 5,132.91 is: 7,697.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,982.20 : 25,468.74 = 5,132.91 : x
  2. Step 2: Convert to fraction form
    16,982.20/25,468.74 = 5,132.91/x
  3. Step 3: Cross multiply
    16,982.20x = 25,468.74 × 5,132.91
  4. Step 4: Simplify right side
    16,982.20x = 130,728,750.23
  5. Step 5: Solve for x
    x = 130,728,750.23/16,982.20
  6. Step 6: Final answer
    x = 7,697.99

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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.