Home / 36,167.40-54,251.10-12,474.90

Finding the Fourth Proportional to 36,167.40, 54,251.10 and 12,474.90

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Solution

The fourth proportional to 36,167.40, 54,251.10 and 12,474.90 is: 18,712.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,167.40 : 54,251.10 = 12,474.90 : x
  2. Step 2: Convert to fraction form
    36,167.40/54,251.10 = 12,474.90/x
  3. Step 3: Cross multiply
    36,167.40x = 54,251.10 × 12,474.90
  4. Step 4: Simplify right side
    36,167.40x = 676,777,047.39
  5. Step 5: Solve for x
    x = 676,777,047.39/36,167.40
  6. Step 6: Final answer
    x = 18,712.35

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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.