Home / 38,537.75-57,839.40-15,180.59

Finding the Fourth Proportional to 38,537.75, 57,839.40 and 15,180.59

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Solution

The fourth proportional to 38,537.75, 57,839.40 and 15,180.59 is: 22,783.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,537.75 : 57,839.40 = 15,180.59 : x
  2. Step 2: Convert to fraction form
    38,537.75/57,839.40 = 15,180.59/x
  3. Step 3: Cross multiply
    38,537.75x = 57,839.40 × 15,180.59
  4. Step 4: Simplify right side
    38,537.75x = 878,035,928.05
  5. Step 5: Solve for x
    x = 878,035,928.05/38,537.75
  6. Step 6: Final answer
    x = 22,783.79

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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.