Home / 16,811.66-25,205.13-8,052.72

Finding the Fourth Proportional to 16,811.66, 25,205.13 and 8,052.72

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Solution

The fourth proportional to 16,811.66, 25,205.13 and 8,052.72 is: 12,073.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,811.66 : 25,205.13 = 8,052.72 : x
  2. Step 2: Convert to fraction form
    16,811.66/25,205.13 = 8,052.72/x
  3. Step 3: Cross multiply
    16,811.66x = 25,205.13 × 8,052.72
  4. Step 4: Simplify right side
    16,811.66x = 202,969,854.45
  5. Step 5: Solve for x
    x = 202,969,854.45/16,811.66
  6. Step 6: Final answer
    x = 12,073.16

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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.