Home / 22,757.49-34,135.17-7,969.72

Finding the Fourth Proportional to 22,757.49, 34,135.17 and 7,969.72

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Solution

The fourth proportional to 22,757.49, 34,135.17 and 7,969.72 is: 11,954.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,757.49 : 34,135.17 = 7,969.72 : x
  2. Step 2: Convert to fraction form
    22,757.49/34,135.17 = 7,969.72/x
  3. Step 3: Cross multiply
    22,757.49x = 34,135.17 × 7,969.72
  4. Step 4: Simplify right side
    22,757.49x = 272,047,747.05
  5. Step 5: Solve for x
    x = 272,047,747.05/22,757.49
  6. Step 6: Final answer
    x = 11,954.21

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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.