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Finding the Fourth Proportional to 29,077.92, 40,122.72 and 27,601.92

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Solution

The fourth proportional to 29,077.92, 40,122.72 and 27,601.92 is: 38,086.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,077.92 : 40,122.72 = 27,601.92 : x
  2. Step 2: Convert to fraction form
    29,077.92/40,122.72 = 27,601.92/x
  3. Step 3: Cross multiply
    29,077.92x = 40,122.72 × 27,601.92
  4. Step 4: Simplify right side
    29,077.92x = 1,107,464,107.62
  5. Step 5: Solve for x
    x = 1,107,464,107.62/29,077.92
  6. Step 6: Final answer
    x = 38,086.08

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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.