Home / 27,744.28-38,285.70-17,134.84

Finding the Fourth Proportional to 27,744.28, 38,285.70 and 17,134.84

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Solution

The fourth proportional to 27,744.28, 38,285.70 and 17,134.84 is: 23,645.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,744.28 : 38,285.70 = 17,134.84 : x
  2. Step 2: Convert to fraction form
    27,744.28/38,285.70 = 17,134.84/x
  3. Step 3: Cross multiply
    27,744.28x = 38,285.70 × 17,134.84
  4. Step 4: Simplify right side
    27,744.28x = 656,019,343.79
  5. Step 5: Solve for x
    x = 656,019,343.79/27,744.28
  6. Step 6: Final answer
    x = 23,645.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.