Home / 22,367.39-30,865.20-12,295.58

Finding the Fourth Proportional to 22,367.39, 30,865.20 and 12,295.58

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Solution

The fourth proportional to 22,367.39, 30,865.20 and 12,295.58 is: 16,966.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,367.39 : 30,865.20 = 12,295.58 : x
  2. Step 2: Convert to fraction form
    22,367.39/30,865.20 = 12,295.58/x
  3. Step 3: Cross multiply
    22,367.39x = 30,865.20 × 12,295.58
  4. Step 4: Simplify right side
    22,367.39x = 379,505,535.82
  5. Step 5: Solve for x
    x = 379,505,535.82/22,367.39
  6. Step 6: Final answer
    x = 16,966.91

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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.