Home / 22,318.83-30,799.74-12,247.35

Finding the Fourth Proportional to 22,318.83, 30,799.74 and 12,247.35

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Solution

The fourth proportional to 22,318.83, 30,799.74 and 12,247.35 is: 16,901.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,318.83 : 30,799.74 = 12,247.35 : x
  2. Step 2: Convert to fraction form
    22,318.83/30,799.74 = 12,247.35/x
  3. Step 3: Cross multiply
    22,318.83x = 30,799.74 × 12,247.35
  4. Step 4: Simplify right side
    22,318.83x = 377,215,195.69
  5. Step 5: Solve for x
    x = 377,215,195.69/22,318.83
  6. Step 6: Final answer
    x = 16,901.21

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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.