Home / 47,902.10-66,104.92-27,770.66

Finding the Fourth Proportional to 47,902.10, 66,104.92 and 27,770.66

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Solution

The fourth proportional to 47,902.10, 66,104.92 and 27,770.66 is: 38,323.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,902.10 : 66,104.92 = 27,770.66 : x
  2. Step 2: Convert to fraction form
    47,902.10/66,104.92 = 27,770.66/x
  3. Step 3: Cross multiply
    47,902.10x = 66,104.92 × 27,770.66
  4. Step 4: Simplify right side
    47,902.10x = 1,835,776,788.27
  5. Step 5: Solve for x
    x = 1,835,776,788.27/47,902.10
  6. Step 6: Final answer
    x = 38,323.51

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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.