Home / 22,295.38-30,766.45-12,733.39

Finding the Fourth Proportional to 22,295.38, 30,766.45 and 12,733.39

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Solution

The fourth proportional to 22,295.38, 30,766.45 and 12,733.39 is: 17,571.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,295.38 : 30,766.45 = 12,733.39 : x
  2. Step 2: Convert to fraction form
    22,295.38/30,766.45 = 12,733.39/x
  3. Step 3: Cross multiply
    22,295.38x = 30,766.45 × 12,733.39
  4. Step 4: Simplify right side
    22,295.38x = 391,761,220.86
  5. Step 5: Solve for x
    x = 391,761,220.86/22,295.38
  6. Step 6: Final answer
    x = 17,571.41

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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.