Home / 38,589.93-57,884.27-12,294.32

Finding the Fourth Proportional to 38,589.93, 57,884.27 and 12,294.32

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Solution

The fourth proportional to 38,589.93, 57,884.27 and 12,294.32 is: 18,441.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,589.93 : 57,884.27 = 12,294.32 : x
  2. Step 2: Convert to fraction form
    38,589.93/57,884.27 = 12,294.32/x
  3. Step 3: Cross multiply
    38,589.93x = 57,884.27 × 12,294.32
  4. Step 4: Simplify right side
    38,589.93x = 711,647,387.45
  5. Step 5: Solve for x
    x = 711,647,387.45/38,589.93
  6. Step 6: Final answer
    x = 18,441.27

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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.