Home / 55,760.05-76,926.97-31,873.91

Finding the Fourth Proportional to 55,760.05, 76,926.97 and 31,873.91

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Solution

The fourth proportional to 55,760.05, 76,926.97 and 31,873.91 is: 43,973.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,760.05 : 76,926.97 = 31,873.91 : x
  2. Step 2: Convert to fraction form
    55,760.05/76,926.97 = 31,873.91/x
  3. Step 3: Cross multiply
    55,760.05x = 76,926.97 × 31,873.91
  4. Step 4: Simplify right side
    55,760.05x = 2,451,962,794.27
  5. Step 5: Solve for x
    x = 2,451,962,794.27/55,760.05
  6. Step 6: Final answer
    x = 43,973.47

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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.