Home / 31,182.23-43,029.42-17,754.86

Finding the Fourth Proportional to 31,182.23, 43,029.42 and 17,754.86

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Solution

The fourth proportional to 31,182.23, 43,029.42 and 17,754.86 is: 24,500.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,182.23 : 43,029.42 = 17,754.86 : x
  2. Step 2: Convert to fraction form
    31,182.23/43,029.42 = 17,754.86/x
  3. Step 3: Cross multiply
    31,182.23x = 43,029.42 × 17,754.86
  4. Step 4: Simplify right side
    31,182.23x = 763,981,327.98
  5. Step 5: Solve for x
    x = 763,981,327.98/31,182.23
  6. Step 6: Final answer
    x = 24,500.54

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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.