Home / 15,591.78-23,398.88-6,226.43

Finding the Fourth Proportional to 15,591.78, 23,398.88 and 6,226.43

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Solution

The fourth proportional to 15,591.78, 23,398.88 and 6,226.43 is: 9,344.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,591.78 : 23,398.88 = 6,226.43 : x
  2. Step 2: Convert to fraction form
    15,591.78/23,398.88 = 6,226.43/x
  3. Step 3: Cross multiply
    15,591.78x = 23,398.88 × 6,226.43
  4. Step 4: Simplify right side
    15,591.78x = 145,691,340.27
  5. Step 5: Solve for x
    x = 145,691,340.27/15,591.78
  6. Step 6: Final answer
    x = 9,344.11

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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.