Home / 32,691.79-45,115.55-18,546.76

Finding the Fourth Proportional to 32,691.79, 45,115.55 and 18,546.76

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Solution

The fourth proportional to 32,691.79, 45,115.55 and 18,546.76 is: 25,595.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,691.79 : 45,115.55 = 18,546.76 : x
  2. Step 2: Convert to fraction form
    32,691.79/45,115.55 = 18,546.76/x
  3. Step 3: Cross multiply
    32,691.79x = 45,115.55 × 18,546.76
  4. Step 4: Simplify right side
    32,691.79x = 836,747,278.12
  5. Step 5: Solve for x
    x = 836,747,278.12/32,691.79
  6. Step 6: Final answer
    x = 25,595.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.