Home / 36,178.30-49,926.48-20,046.13

Finding the Fourth Proportional to 36,178.30, 49,926.48 and 20,046.13

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Solution

The fourth proportional to 36,178.30, 49,926.48 and 20,046.13 is: 27,663.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,178.30 : 49,926.48 = 20,046.13 : x
  2. Step 2: Convert to fraction form
    36,178.30/49,926.48 = 20,046.13/x
  3. Step 3: Cross multiply
    36,178.30x = 49,926.48 × 20,046.13
  4. Step 4: Simplify right side
    36,178.30x = 1,000,832,789.37
  5. Step 5: Solve for x
    x = 1,000,832,789.37/36,178.30
  6. Step 6: Final answer
    x = 27,663.90

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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.