Home / 26,589.60-39,884.40-16,772.40

Finding the Fourth Proportional to 26,589.60, 39,884.40 and 16,772.40

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Solution

The fourth proportional to 26,589.60, 39,884.40 and 16,772.40 is: 25,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,589.60 : 39,884.40 = 16,772.40 : x
  2. Step 2: Convert to fraction form
    26,589.60/39,884.40 = 16,772.40/x
  3. Step 3: Cross multiply
    26,589.60x = 39,884.40 × 16,772.40
  4. Step 4: Simplify right side
    26,589.60x = 668,957,110.56
  5. Step 5: Solve for x
    x = 668,957,110.56/26,589.60
  6. Step 6: Final answer
    x = 25,158.60

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Similar ratio
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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.