Home / 22,765.28-34,147.60-7,182.76

Finding the Fourth Proportional to 22,765.28, 34,147.60 and 7,182.76

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Solution

The fourth proportional to 22,765.28, 34,147.60 and 7,182.76 is: 10,774.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,765.28 : 34,147.60 = 7,182.76 : x
  2. Step 2: Convert to fraction form
    22,765.28/34,147.60 = 7,182.76/x
  3. Step 3: Cross multiply
    22,765.28x = 34,147.60 × 7,182.76
  4. Step 4: Simplify right side
    22,765.28x = 245,274,015.38
  5. Step 5: Solve for x
    x = 245,274,015.38/22,765.28
  6. Step 6: Final answer
    x = 10,774.04

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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.