Home / 16,318.11-22,517.30-9,603.34

Finding the Fourth Proportional to 16,318.11, 22,517.30 and 9,603.34

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Solution

The fourth proportional to 16,318.11, 22,517.30 and 9,603.34 is: 13,251.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,318.11 : 22,517.30 = 9,603.34 : x
  2. Step 2: Convert to fraction form
    16,318.11/22,517.30 = 9,603.34/x
  3. Step 3: Cross multiply
    16,318.11x = 22,517.30 × 9,603.34
  4. Step 4: Simplify right side
    16,318.11x = 216,241,321.93
  5. Step 5: Solve for x
    x = 216,241,321.93/16,318.11
  6. Step 6: Final answer
    x = 13,251.61

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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.