Home / 55,512.53-76,614.59-31,633.73

Finding the Fourth Proportional to 55,512.53, 76,614.59 and 31,633.73

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Solution

The fourth proportional to 55,512.53, 76,614.59 and 31,633.73 is: 43,658.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,512.53 : 76,614.59 = 31,633.73 : x
  2. Step 2: Convert to fraction form
    55,512.53/76,614.59 = 31,633.73/x
  3. Step 3: Cross multiply
    55,512.53x = 76,614.59 × 31,633.73
  4. Step 4: Simplify right side
    55,512.53x = 2,423,605,254.12
  5. Step 5: Solve for x
    x = 2,423,605,254.12/55,512.53
  6. Step 6: Final answer
    x = 43,658.71

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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.