Home / 22,757.18-34,130.91-7,171.16

Finding the Fourth Proportional to 22,757.18, 34,130.91 and 7,171.16

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Solution

The fourth proportional to 22,757.18, 34,130.91 and 7,171.16 is: 10,755.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,757.18 : 34,130.91 = 7,171.16 : x
  2. Step 2: Convert to fraction form
    22,757.18/34,130.91 = 7,171.16/x
  3. Step 3: Cross multiply
    22,757.18x = 34,130.91 × 7,171.16
  4. Step 4: Simplify right side
    22,757.18x = 244,758,216.56
  5. Step 5: Solve for x
    x = 244,758,216.56/22,757.18
  6. Step 6: Final answer
    x = 10,755.21

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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.