Home / 16,854.97-25,275.10-8,955.76

Finding the Fourth Proportional to 16,854.97, 25,275.10 and 8,955.76

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Solution

The fourth proportional to 16,854.97, 25,275.10 and 8,955.76 is: 13,429.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,854.97 : 25,275.10 = 8,955.76 : x
  2. Step 2: Convert to fraction form
    16,854.97/25,275.10 = 8,955.76/x
  3. Step 3: Cross multiply
    16,854.97x = 25,275.10 × 8,955.76
  4. Step 4: Simplify right side
    16,854.97x = 226,357,729.58
  5. Step 5: Solve for x
    x = 226,357,729.58/16,854.97
  6. Step 6: Final answer
    x = 13,429.73

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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.