Home / 55,600.86-76,728.24-31,726.92

Finding the Fourth Proportional to 55,600.86, 76,728.24 and 31,726.92

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Solution

The fourth proportional to 55,600.86, 76,728.24 and 31,726.92 is: 43,782.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,600.86 : 76,728.24 = 31,726.92 : x
  2. Step 2: Convert to fraction form
    55,600.86/76,728.24 = 31,726.92/x
  3. Step 3: Cross multiply
    55,600.86x = 76,728.24 × 31,726.92
  4. Step 4: Simplify right side
    55,600.86x = 2,434,350,732.22
  5. Step 5: Solve for x
    x = 2,434,350,732.22/55,600.86
  6. Step 6: Final answer
    x = 43,782.61

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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.