Home / 18,480.62-25,500.86-10,414.46

Finding the Fourth Proportional to 18,480.62, 25,500.86 and 10,414.46

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Solution

The fourth proportional to 18,480.62, 25,500.86 and 10,414.46 is: 14,370.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,480.62 : 25,500.86 = 10,414.46 : x
  2. Step 2: Convert to fraction form
    18,480.62/25,500.86 = 10,414.46/x
  3. Step 3: Cross multiply
    18,480.62x = 25,500.86 × 10,414.46
  4. Step 4: Simplify right side
    18,480.62x = 265,577,686.44
  5. Step 5: Solve for x
    x = 265,577,686.44/18,480.62
  6. Step 6: Final answer
    x = 14,370.60

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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.