Home / 16,884.20-25,326.30-10,231.40

Finding the Fourth Proportional to 16,884.20, 25,326.30 and 10,231.40

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Solution

The fourth proportional to 16,884.20, 25,326.30 and 10,231.40 is: 15,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,884.20 : 25,326.30 = 10,231.40 : x
  2. Step 2: Convert to fraction form
    16,884.20/25,326.30 = 10,231.40/x
  3. Step 3: Cross multiply
    16,884.20x = 25,326.30 × 10,231.40
  4. Step 4: Simplify right side
    16,884.20x = 259,123,505.82
  5. Step 5: Solve for x
    x = 259,123,505.82/16,884.20
  6. Step 6: Final answer
    x = 15,347.10

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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.