Home / 16,925.15-25,402.30-8,167.43

Finding the Fourth Proportional to 16,925.15, 25,402.30 and 8,167.43

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Solution

The fourth proportional to 16,925.15, 25,402.30 and 8,167.43 is: 12,258.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,925.15 : 25,402.30 = 8,167.43 : x
  2. Step 2: Convert to fraction form
    16,925.15/25,402.30 = 8,167.43/x
  3. Step 3: Cross multiply
    16,925.15x = 25,402.30 × 8,167.43
  4. Step 4: Simplify right side
    16,925.15x = 207,471,507.09
  5. Step 5: Solve for x
    x = 207,471,507.09/16,925.15
  6. Step 6: Final answer
    x = 12,258.18

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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.