Home / 17,165.28-25,731.48-5,470.92

Finding the Fourth Proportional to 17,165.28, 25,731.48 and 5,470.92

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Solution

The fourth proportional to 17,165.28, 25,731.48 and 5,470.92 is: 8,201.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,165.28 : 25,731.48 = 5,470.92 : x
  2. Step 2: Convert to fraction form
    17,165.28/25,731.48 = 5,470.92/x
  3. Step 3: Cross multiply
    17,165.28x = 25,731.48 × 5,470.92
  4. Step 4: Simplify right side
    17,165.28x = 140,774,868.56
  5. Step 5: Solve for x
    x = 140,774,868.56/17,165.28
  6. Step 6: Final answer
    x = 8,201.14

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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.