Home / 22,318.40-30,799.70-12,246.66

Finding the Fourth Proportional to 22,318.40, 30,799.70 and 12,246.66

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Solution

The fourth proportional to 22,318.40, 30,799.70 and 12,246.66 is: 16,900.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,318.40 : 30,799.70 = 12,246.66 : x
  2. Step 2: Convert to fraction form
    22,318.40/30,799.70 = 12,246.66/x
  3. Step 3: Cross multiply
    22,318.40x = 30,799.70 × 12,246.66
  4. Step 4: Simplify right side
    22,318.40x = 377,193,454.00
  5. Step 5: Solve for x
    x = 377,193,454.00/22,318.40
  6. Step 6: Final answer
    x = 16,900.56

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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.