Home / 16,446.06-22,694.45-9,729.95

Finding the Fourth Proportional to 16,446.06, 22,694.45 and 9,729.95

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Solution

The fourth proportional to 16,446.06, 22,694.45 and 9,729.95 is: 13,426.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,446.06 : 22,694.45 = 9,729.95 : x
  2. Step 2: Convert to fraction form
    16,446.06/22,694.45 = 9,729.95/x
  3. Step 3: Cross multiply
    16,446.06x = 22,694.45 × 9,729.95
  4. Step 4: Simplify right side
    16,446.06x = 220,815,701.66
  5. Step 5: Solve for x
    x = 220,815,701.66/16,446.06
  6. Step 6: Final answer
    x = 13,426.66

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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.