Home / 15,447.52-23,173.08-5,591.44

Finding the Fourth Proportional to 15,447.52, 23,173.08 and 5,591.44

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Solution

The fourth proportional to 15,447.52, 23,173.08 and 5,591.44 is: 8,387.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,447.52 : 23,173.08 = 5,591.44 : x
  2. Step 2: Convert to fraction form
    15,447.52/23,173.08 = 5,591.44/x
  3. Step 3: Cross multiply
    15,447.52x = 23,173.08 × 5,591.44
  4. Step 4: Simplify right side
    15,447.52x = 129,570,742.61
  5. Step 5: Solve for x
    x = 129,570,742.61/15,447.52
  6. Step 6: Final answer
    x = 8,387.80

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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.