Home / 49,105.13-67,765.10-26,749.13

Finding the Fourth Proportional to 49,105.13, 67,765.10 and 26,749.13

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Solution

The fourth proportional to 49,105.13, 67,765.10 and 26,749.13 is: 36,913.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,105.13 : 67,765.10 = 26,749.13 : x
  2. Step 2: Convert to fraction form
    49,105.13/67,765.10 = 26,749.13/x
  3. Step 3: Cross multiply
    49,105.13x = 67,765.10 × 26,749.13
  4. Step 4: Simplify right side
    49,105.13x = 1,812,656,996.79
  5. Step 5: Solve for x
    x = 1,812,656,996.79/49,105.13
  6. Step 6: Final answer
    x = 36,913.80

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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.