Home / 29,077.92-40,126.32-17,141.76

Finding the Fourth Proportional to 29,077.92, 40,126.32 and 17,141.76

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Solution

The fourth proportional to 29,077.92, 40,126.32 and 17,141.76 is: 23,654.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,077.92 : 40,126.32 = 17,141.76 : x
  2. Step 2: Convert to fraction form
    29,077.92/40,126.32 = 17,141.76/x
  3. Step 3: Cross multiply
    29,077.92x = 40,126.32 × 17,141.76
  4. Step 4: Simplify right side
    29,077.92x = 687,835,747.12
  5. Step 5: Solve for x
    x = 687,835,747.12/29,077.92
  6. Step 6: Final answer
    x = 23,654.92

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1.5x scale

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.