Home / 16,718.60-25,049.10-8,809.40

Finding the Fourth Proportional to 16,718.60, 25,049.10 and 8,809.40

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Solution

The fourth proportional to 16,718.60, 25,049.10 and 8,809.40 is: 13,198.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,718.60 : 25,049.10 = 8,809.40 : x
  2. Step 2: Convert to fraction form
    16,718.60/25,049.10 = 8,809.40/x
  3. Step 3: Cross multiply
    16,718.60x = 25,049.10 × 8,809.40
  4. Step 4: Simplify right side
    16,718.60x = 220,667,541.54
  5. Step 5: Solve for x
    x = 220,667,541.54/16,718.60
  6. Step 6: Final answer
    x = 13,198.92

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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.