Home / 29,182.29-43,778.57-12,084.99

Finding the Fourth Proportional to 29,182.29, 43,778.57 and 12,084.99

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Solution

The fourth proportional to 29,182.29, 43,778.57 and 12,084.99 is: 18,129.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,182.29 : 43,778.57 = 12,084.99 : x
  2. Step 2: Convert to fraction form
    29,182.29/43,778.57 = 12,084.99/x
  3. Step 3: Cross multiply
    29,182.29x = 43,778.57 × 12,084.99
  4. Step 4: Simplify right side
    29,182.29x = 529,063,520.24
  5. Step 5: Solve for x
    x = 529,063,520.24/29,182.29
  6. Step 6: Final answer
    x = 18,129.61

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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.