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Finding the Fourth Proportional to 29,359.79, 40,546.55 and 27,478.97

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Solution

The fourth proportional to 29,359.79, 40,546.55 and 27,478.97 is: 37,949.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,359.79 : 40,546.55 = 27,478.97 : x
  2. Step 2: Convert to fraction form
    29,359.79/40,546.55 = 27,478.97/x
  3. Step 3: Cross multiply
    29,359.79x = 40,546.55 × 27,478.97
  4. Step 4: Simplify right side
    29,359.79x = 1,114,177,293.66
  5. Step 5: Solve for x
    x = 1,114,177,293.66/29,359.79
  6. Step 6: Final answer
    x = 37,949.09

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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.