Home / 29,708.28-40,996.32-16,279.70

Finding the Fourth Proportional to 29,708.28, 40,996.32 and 16,279.70

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Solution

The fourth proportional to 29,708.28, 40,996.32 and 16,279.70 is: 22,465.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,708.28 : 40,996.32 = 16,279.70 : x
  2. Step 2: Convert to fraction form
    29,708.28/40,996.32 = 16,279.70/x
  3. Step 3: Cross multiply
    29,708.28x = 40,996.32 × 16,279.70
  4. Step 4: Simplify right side
    29,708.28x = 667,407,585.72
  5. Step 5: Solve for x
    x = 667,407,585.72/29,708.28
  6. Step 6: Final answer
    x = 22,465.37

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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.