Home / 38,086.44-57,166.56-18,378.84

Finding the Fourth Proportional to 38,086.44, 57,166.56 and 18,378.84

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Solution

The fourth proportional to 38,086.44, 57,166.56 and 18,378.84 is: 27,586.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,086.44 : 57,166.56 = 18,378.84 : x
  2. Step 2: Convert to fraction form
    38,086.44/57,166.56 = 18,378.84/x
  3. Step 3: Cross multiply
    38,086.44x = 57,166.56 × 18,378.84
  4. Step 4: Simplify right side
    38,086.44x = 1,050,655,059.59
  5. Step 5: Solve for x
    x = 1,050,655,059.59/38,086.44
  6. Step 6: Final answer
    x = 27,586.07

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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.