Home / 34,781.16-47,997.65-18,865.27

Finding the Fourth Proportional to 34,781.16, 47,997.65 and 18,865.27

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Solution

The fourth proportional to 34,781.16, 47,997.65 and 18,865.27 is: 26,033.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,781.16 : 47,997.65 = 18,865.27 : x
  2. Step 2: Convert to fraction form
    34,781.16/47,997.65 = 18,865.27/x
  3. Step 3: Cross multiply
    34,781.16x = 47,997.65 × 18,865.27
  4. Step 4: Simplify right side
    34,781.16x = 905,488,292.30
  5. Step 5: Solve for x
    x = 905,488,292.30/34,781.16
  6. Step 6: Final answer
    x = 26,033.87

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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.