Home / 28,832.09-43,247.99-9,110.61

Finding the Fourth Proportional to 28,832.09, 43,247.99 and 9,110.61

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Solution

The fourth proportional to 28,832.09, 43,247.99 and 9,110.61 is: 13,665.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,832.09 : 43,247.99 = 9,110.61 : x
  2. Step 2: Convert to fraction form
    28,832.09/43,247.99 = 9,110.61/x
  3. Step 3: Cross multiply
    28,832.09x = 43,247.99 × 9,110.61
  4. Step 4: Simplify right side
    28,832.09x = 394,015,592.95
  5. Step 5: Solve for x
    x = 394,015,592.95/28,832.09
  6. Step 6: Final answer
    x = 13,665.87

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1.5x scale

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.