Home / 16,863.12-25,304.40-7,002.72

Finding the Fourth Proportional to 16,863.12, 25,304.40 and 7,002.72

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Solution

The fourth proportional to 16,863.12, 25,304.40 and 7,002.72 is: 10,508.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,863.12 : 25,304.40 = 7,002.72 : x
  2. Step 2: Convert to fraction form
    16,863.12/25,304.40 = 7,002.72/x
  3. Step 3: Cross multiply
    16,863.12x = 25,304.40 × 7,002.72
  4. Step 4: Simplify right side
    16,863.12x = 177,199,627.97
  5. Step 5: Solve for x
    x = 177,199,627.97/16,863.12
  6. Step 6: Final answer
    x = 10,508.12

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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.