Home / 24,290.86-33,522-13,680.85

Finding the Fourth Proportional to 24,290.86, 33,522 and 13,680.85

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Solution

The fourth proportional to 24,290.86, 33,522 and 13,680.85 is: 18,879.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,290.86 : 33,522 = 13,680.85 : x
  2. Step 2: Convert to fraction form
    24,290.86/33,522 = 13,680.85/x
  3. Step 3: Cross multiply
    24,290.86x = 33,522 × 13,680.85
  4. Step 4: Simplify right side
    24,290.86x = 458,609,453.70
  5. Step 5: Solve for x
    x = 458,609,453.70/24,290.86
  6. Step 6: Final answer
    x = 18,879.92

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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.