Home / 36,896.20-55,337.10-11,930.20

Finding the Fourth Proportional to 36,896.20, 55,337.10 and 11,930.20

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Solution

The fourth proportional to 36,896.20, 55,337.10 and 11,930.20 is: 17,892.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,896.20 : 55,337.10 = 11,930.20 : x
  2. Step 2: Convert to fraction form
    36,896.20/55,337.10 = 11,930.20/x
  3. Step 3: Cross multiply
    36,896.20x = 55,337.10 × 11,930.20
  4. Step 4: Simplify right side
    36,896.20x = 660,182,670.42
  5. Step 5: Solve for x
    x = 660,182,670.42/36,896.20
  6. Step 6: Final answer
    x = 17,892.97

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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.