Home / 16,278.27-22,464.45-9,205.76

Finding the Fourth Proportional to 16,278.27, 22,464.45 and 9,205.76

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Solution

The fourth proportional to 16,278.27, 22,464.45 and 9,205.76 is: 12,704.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,278.27 : 22,464.45 = 9,205.76 : x
  2. Step 2: Convert to fraction form
    16,278.27/22,464.45 = 9,205.76/x
  3. Step 3: Cross multiply
    16,278.27x = 22,464.45 × 9,205.76
  4. Step 4: Simplify right side
    16,278.27x = 206,802,335.23
  5. Step 5: Solve for x
    x = 206,802,335.23/16,278.27
  6. Step 6: Final answer
    x = 12,704.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.