Home / 38,376.10-57,544.11-12,073.78

Finding the Fourth Proportional to 38,376.10, 57,544.11 and 12,073.78

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Solution

The fourth proportional to 38,376.10, 57,544.11 and 12,073.78 is: 18,104.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,376.10 : 57,544.11 = 12,073.78 : x
  2. Step 2: Convert to fraction form
    38,376.10/57,544.11 = 12,073.78/x
  3. Step 3: Cross multiply
    38,376.10x = 57,544.11 × 12,073.78
  4. Step 4: Simplify right side
    38,376.10x = 694,775,023.02
  5. Step 5: Solve for x
    x = 694,775,023.02/38,376.10
  6. Step 6: Final answer
    x = 18,104.37

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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.