Home / 49,147.31-67,823.12-26,791.31

Finding the Fourth Proportional to 49,147.31, 67,823.12 and 26,791.31

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Solution

The fourth proportional to 49,147.31, 67,823.12 and 26,791.31 is: 36,971.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,147.31 : 67,823.12 = 26,791.31 : x
  2. Step 2: Convert to fraction form
    49,147.31/67,823.12 = 26,791.31/x
  3. Step 3: Cross multiply
    49,147.31x = 67,823.12 × 26,791.31
  4. Step 4: Simplify right side
    49,147.31x = 1,817,069,760.02
  5. Step 5: Solve for x
    x = 1,817,069,760.02/49,147.31
  6. Step 6: Final answer
    x = 36,971.91

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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.