Home / 18,372.44-25,355.40-10,414.64

Finding the Fourth Proportional to 18,372.44, 25,355.40 and 10,414.64

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Solution

The fourth proportional to 18,372.44, 25,355.40 and 10,414.64 is: 14,373.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,372.44 : 25,355.40 = 10,414.64 : x
  2. Step 2: Convert to fraction form
    18,372.44/25,355.40 = 10,414.64/x
  3. Step 3: Cross multiply
    18,372.44x = 25,355.40 × 10,414.64
  4. Step 4: Simplify right side
    18,372.44x = 264,067,363.06
  5. Step 5: Solve for x
    x = 264,067,363.06/18,372.44
  6. Step 6: Final answer
    x = 14,373.02

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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.