Home / 26,363.75-39,546.12-12,319.93

Finding the Fourth Proportional to 26,363.75, 39,546.12 and 12,319.93

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Solution

The fourth proportional to 26,363.75, 39,546.12 and 12,319.93 is: 18,480.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,363.75 : 39,546.12 = 12,319.93 : x
  2. Step 2: Convert to fraction form
    26,363.75/39,546.12 = 12,319.93/x
  3. Step 3: Cross multiply
    26,363.75x = 39,546.12 × 12,319.93
  4. Step 4: Simplify right side
    26,363.75x = 487,205,232.44
  5. Step 5: Solve for x
    x = 487,205,232.44/26,363.75
  6. Step 6: Final answer
    x = 18,480.12

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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.