Home / 16,380.19-22,604.47-9,306.46

Finding the Fourth Proportional to 16,380.19, 22,604.47 and 9,306.46

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Solution

The fourth proportional to 16,380.19, 22,604.47 and 9,306.46 is: 12,842.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,380.19 : 22,604.47 = 9,306.46 : x
  2. Step 2: Convert to fraction form
    16,380.19/22,604.47 = 9,306.46/x
  3. Step 3: Cross multiply
    16,380.19x = 22,604.47 × 9,306.46
  4. Step 4: Simplify right side
    16,380.19x = 210,367,595.88
  5. Step 5: Solve for x
    x = 210,367,595.88/16,380.19
  6. Step 6: Final answer
    x = 12,842.81

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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.