Home / 47,691.24-71,536.86-18,102.06

Finding the Fourth Proportional to 47,691.24, 71,536.86 and 18,102.06

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Solution

The fourth proportional to 47,691.24, 71,536.86 and 18,102.06 is: 27,153.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,691.24 : 71,536.86 = 18,102.06 : x
  2. Step 2: Convert to fraction form
    47,691.24/71,536.86 = 18,102.06/x
  3. Step 3: Cross multiply
    47,691.24x = 71,536.86 × 18,102.06
  4. Step 4: Simplify right side
    47,691.24x = 1,294,964,531.93
  5. Step 5: Solve for x
    x = 1,294,964,531.93/47,691.24
  6. Step 6: Final answer
    x = 27,153.09

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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.