Home / 22,760.31-34,140.47-7,177.94

Finding the Fourth Proportional to 22,760.31, 34,140.47 and 7,177.94

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Solution

The fourth proportional to 22,760.31, 34,140.47 and 7,177.94 is: 10,766.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,760.31 : 34,140.47 = 7,177.94 : x
  2. Step 2: Convert to fraction form
    22,760.31/34,140.47 = 7,177.94/x
  3. Step 3: Cross multiply
    22,760.31x = 34,140.47 × 7,177.94
  4. Step 4: Simplify right side
    22,760.31x = 245,058,245.23
  5. Step 5: Solve for x
    x = 245,058,245.23/22,760.31
  6. Step 6: Final answer
    x = 10,766.91

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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.