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Finding the Fourth Proportional to 29,194.59, 40,286.25 and 16,447.22

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Solution

The fourth proportional to 29,194.59, 40,286.25 and 16,447.22 is: 22,695.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,194.59 : 40,286.25 = 16,447.22 : x
  2. Step 2: Convert to fraction form
    29,194.59/40,286.25 = 16,447.22/x
  3. Step 3: Cross multiply
    29,194.59x = 40,286.25 × 16,447.22
  4. Step 4: Simplify right side
    29,194.59x = 662,596,615.29
  5. Step 5: Solve for x
    x = 662,596,615.29/29,194.59
  6. Step 6: Final answer
    x = 22,695.87

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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.