Home / 29,278.27-40,393.92-16,529.86

Finding the Fourth Proportional to 29,278.27, 40,393.92 and 16,529.86

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Solution

The fourth proportional to 29,278.27, 40,393.92 and 16,529.86 is: 22,805.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,278.27 : 40,393.92 = 16,529.86 : x
  2. Step 2: Convert to fraction form
    29,278.27/40,393.92 = 16,529.86/x
  3. Step 3: Cross multiply
    29,278.27x = 40,393.92 × 16,529.86
  4. Step 4: Simplify right side
    29,278.27x = 667,705,842.45
  5. Step 5: Solve for x
    x = 667,705,842.45/29,278.27
  6. Step 6: Final answer
    x = 22,805.51

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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.