Home / 50,449.74-75,648.31-18,833.79

Finding the Fourth Proportional to 50,449.74, 75,648.31 and 18,833.79

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Solution

The fourth proportional to 50,449.74, 75,648.31 and 18,833.79 is: 28,240.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,449.74 : 75,648.31 = 18,833.79 : x
  2. Step 2: Convert to fraction form
    50,449.74/75,648.31 = 18,833.79/x
  3. Step 3: Cross multiply
    50,449.74x = 75,648.31 × 18,833.79
  4. Step 4: Simplify right side
    50,449.74x = 1,424,744,384.39
  5. Step 5: Solve for x
    x = 1,424,744,384.39/50,449.74
  6. Step 6: Final answer
    x = 28,240.87

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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.