Home / 38,335.53-57,505.60-12,040.28

Finding the Fourth Proportional to 38,335.53, 57,505.60 and 12,040.28

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Solution

The fourth proportional to 38,335.53, 57,505.60 and 12,040.28 is: 18,061.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,335.53 : 57,505.60 = 12,040.28 : x
  2. Step 2: Convert to fraction form
    38,335.53/57,505.60 = 12,040.28/x
  3. Step 3: Cross multiply
    38,335.53x = 57,505.60 × 12,040.28
  4. Step 4: Simplify right side
    38,335.53x = 692,383,207.94
  5. Step 5: Solve for x
    x = 692,383,207.94/38,335.53
  6. Step 6: Final answer
    x = 18,061.14

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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.