Home / 25,540.20-35,245.41-14,927.70

Finding the Fourth Proportional to 25,540.20, 35,245.41 and 14,927.70

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Solution

The fourth proportional to 25,540.20, 35,245.41 and 14,927.70 is: 20,600.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,540.20 : 35,245.41 = 14,927.70 : x
  2. Step 2: Convert to fraction form
    25,540.20/35,245.41 = 14,927.70/x
  3. Step 3: Cross multiply
    25,540.20x = 35,245.41 × 14,927.70
  4. Step 4: Simplify right side
    25,540.20x = 526,132,906.86
  5. Step 5: Solve for x
    x = 526,132,906.86/25,540.20
  6. Step 6: Final answer
    x = 20,600.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.