Home / 38,527.44-57,764.28-13,561.68

Finding the Fourth Proportional to 38,527.44, 57,764.28 and 13,561.68

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Solution

The fourth proportional to 38,527.44, 57,764.28 and 13,561.68 is: 20,333.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,527.44 : 57,764.28 = 13,561.68 : x
  2. Step 2: Convert to fraction form
    38,527.44/57,764.28 = 13,561.68/x
  3. Step 3: Cross multiply
    38,527.44x = 57,764.28 × 13,561.68
  4. Step 4: Simplify right side
    38,527.44x = 783,380,680.79
  5. Step 5: Solve for x
    x = 783,380,680.79/38,527.44
  6. Step 6: Final answer
    x = 20,333.06

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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.