Home / 24,625.54-36,949.86-12,138.76

Finding the Fourth Proportional to 24,625.54, 36,949.86 and 12,138.76

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Solution

The fourth proportional to 24,625.54, 36,949.86 and 12,138.76 is: 18,213.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,625.54 : 36,949.86 = 12,138.76 : x
  2. Step 2: Convert to fraction form
    24,625.54/36,949.86 = 12,138.76/x
  3. Step 3: Cross multiply
    24,625.54x = 36,949.86 × 12,138.76
  4. Step 4: Simplify right side
    24,625.54x = 448,525,482.57
  5. Step 5: Solve for x
    x = 448,525,482.57/24,625.54
  6. Step 6: Final answer
    x = 18,213.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.