Home / 16,699.74-25,031.79-8,366.46

Finding the Fourth Proportional to 16,699.74, 25,031.79 and 8,366.46

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Solution

The fourth proportional to 16,699.74, 25,031.79 and 8,366.46 is: 12,540.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,699.74 : 25,031.79 = 8,366.46 : x
  2. Step 2: Convert to fraction form
    16,699.74/25,031.79 = 8,366.46/x
  3. Step 3: Cross multiply
    16,699.74x = 25,031.79 × 8,366.46
  4. Step 4: Simplify right side
    16,699.74x = 209,427,469.76
  5. Step 5: Solve for x
    x = 209,427,469.76/16,699.74
  6. Step 6: Final answer
    x = 12,540.76

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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.