Home / 47,777.13-71,696.88-18,195.26

Finding the Fourth Proportional to 47,777.13, 71,696.88 and 18,195.26

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Solution

The fourth proportional to 47,777.13, 71,696.88 and 18,195.26 is: 27,304.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,777.13 : 71,696.88 = 18,195.26 : x
  2. Step 2: Convert to fraction form
    47,777.13/71,696.88 = 18,195.26/x
  3. Step 3: Cross multiply
    47,777.13x = 71,696.88 × 18,195.26
  4. Step 4: Simplify right side
    47,777.13x = 1,304,543,014.30
  5. Step 5: Solve for x
    x = 1,304,543,014.30/47,777.13
  6. Step 6: Final answer
    x = 27,304.76

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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.