Home / 50,458.97-75,723.59-20,876.96

Finding the Fourth Proportional to 50,458.97, 75,723.59 and 20,876.96

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Solution

The fourth proportional to 50,458.97, 75,723.59 and 20,876.96 is: 31,329.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,458.97 : 75,723.59 = 20,876.96 : x
  2. Step 2: Convert to fraction form
    50,458.97/75,723.59 = 20,876.96/x
  3. Step 3: Cross multiply
    50,458.97x = 75,723.59 × 20,876.96
  4. Step 4: Simplify right side
    50,458.97x = 1,580,878,065.79
  5. Step 5: Solve for x
    x = 1,580,878,065.79/50,458.97
  6. Step 6: Final answer
    x = 31,329.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.