Home / 24,290.73-33,521.85-13,680.73

Finding the Fourth Proportional to 24,290.73, 33,521.85 and 13,680.73

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Solution

The fourth proportional to 24,290.73, 33,521.85 and 13,680.73 is: 18,879.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,290.73 : 33,521.85 = 13,680.73 : x
  2. Step 2: Convert to fraction form
    24,290.73/33,521.85 = 13,680.73/x
  3. Step 3: Cross multiply
    24,290.73x = 33,521.85 × 13,680.73
  4. Step 4: Simplify right side
    24,290.73x = 458,603,378.95
  5. Step 5: Solve for x
    x = 458,603,378.95/24,290.73
  6. Step 6: Final answer
    x = 18,879.77

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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.