Home / 32,691.42-45,139.50-25,125.66

Finding the Fourth Proportional to 32,691.42, 45,139.50 and 25,125.66

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Solution

The fourth proportional to 32,691.42, 45,139.50 and 25,125.66 is: 34,692.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,691.42 : 45,139.50 = 25,125.66 : x
  2. Step 2: Convert to fraction form
    32,691.42/45,139.50 = 25,125.66/x
  3. Step 3: Cross multiply
    32,691.42x = 45,139.50 × 25,125.66
  4. Step 4: Simplify right side
    32,691.42x = 1,134,159,729.57
  5. Step 5: Solve for x
    x = 1,134,159,729.57/32,691.42
  6. Step 6: Final answer
    x = 34,692.89

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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.