Home / 15,454.28-23,175.60-5,591.12

Finding the Fourth Proportional to 15,454.28, 23,175.60 and 5,591.12

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Solution

The fourth proportional to 15,454.28, 23,175.60 and 5,591.12 is: 8,384.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,454.28 : 23,175.60 = 5,591.12 : x
  2. Step 2: Convert to fraction form
    15,454.28/23,175.60 = 5,591.12/x
  3. Step 3: Cross multiply
    15,454.28x = 23,175.60 × 5,591.12
  4. Step 4: Simplify right side
    15,454.28x = 129,577,560.67
  5. Step 5: Solve for x
    x = 129,577,560.67/15,454.28
  6. Step 6: Final answer
    x = 8,384.57

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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.