Home / 50,512.31-75,776.94-15,443.75

Finding the Fourth Proportional to 50,512.31, 75,776.94 and 15,443.75

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Solution

The fourth proportional to 50,512.31, 75,776.94 and 15,443.75 is: 23,168.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,512.31 : 75,776.94 = 15,443.75 : x
  2. Step 2: Convert to fraction form
    50,512.31/75,776.94 = 15,443.75/x
  3. Step 3: Cross multiply
    50,512.31x = 75,776.94 × 15,443.75
  4. Step 4: Simplify right side
    50,512.31x = 1,170,280,117.13
  5. Step 5: Solve for x
    x = 1,170,280,117.13/50,512.31
  6. Step 6: Final answer
    x = 23,168.22

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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.