Home / 50,513.18-75,781.83-15,452.78

Finding the Fourth Proportional to 50,513.18, 75,781.83 and 15,452.78

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Solution

The fourth proportional to 50,513.18, 75,781.83 and 15,452.78 is: 23,182.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,513.18 : 75,781.83 = 15,452.78 : x
  2. Step 2: Convert to fraction form
    50,513.18/75,781.83 = 15,452.78/x
  3. Step 3: Cross multiply
    50,513.18x = 75,781.83 × 15,452.78
  4. Step 4: Simplify right side
    50,513.18x = 1,171,039,946.99
  5. Step 5: Solve for x
    x = 1,171,039,946.99/50,513.18
  6. Step 6: Final answer
    x = 23,182.86

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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.