Home / 36,151.48-54,221.82-12,462.76

Finding the Fourth Proportional to 36,151.48, 54,221.82 and 12,462.76

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Solution

The fourth proportional to 36,151.48, 54,221.82 and 12,462.76 is: 18,692.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,151.48 : 54,221.82 = 12,462.76 : x
  2. Step 2: Convert to fraction form
    36,151.48/54,221.82 = 12,462.76/x
  3. Step 3: Cross multiply
    36,151.48x = 54,221.82 × 12,462.76
  4. Step 4: Simplify right side
    36,151.48x = 675,753,529.42
  5. Step 5: Solve for x
    x = 675,753,529.42/36,151.48
  6. Step 6: Final answer
    x = 18,692.28

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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.