Home / 17,591.66-26,381.40-5,108.30

Finding the Fourth Proportional to 17,591.66, 26,381.40 and 5,108.30

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Solution

The fourth proportional to 17,591.66, 26,381.40 and 5,108.30 is: 7,660.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,591.66 : 26,381.40 = 5,108.30 : x
  2. Step 2: Convert to fraction form
    17,591.66/26,381.40 = 5,108.30/x
  3. Step 3: Cross multiply
    17,591.66x = 26,381.40 × 5,108.30
  4. Step 4: Simplify right side
    17,591.66x = 134,764,105.62
  5. Step 5: Solve for x
    x = 134,764,105.62/17,591.66
  6. Step 6: Final answer
    x = 7,660.68

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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.