Home / 34,765.27-47,976.10-18,849.78

Finding the Fourth Proportional to 34,765.27, 47,976.10 and 18,849.78

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Solution

The fourth proportional to 34,765.27, 47,976.10 and 18,849.78 is: 26,012.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,765.27 : 47,976.10 = 18,849.78 : x
  2. Step 2: Convert to fraction form
    34,765.27/47,976.10 = 18,849.78/x
  3. Step 3: Cross multiply
    34,765.27x = 47,976.10 × 18,849.78
  4. Step 4: Simplify right side
    34,765.27x = 904,338,883.13
  5. Step 5: Solve for x
    x = 904,338,883.13/34,765.27
  6. Step 6: Final answer
    x = 26,012.71

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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.