Home / 29,009.07-43,517.78-11,003.92

Finding the Fourth Proportional to 29,009.07, 43,517.78 and 11,003.92

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Solution

The fourth proportional to 29,009.07, 43,517.78 and 11,003.92 is: 16,507.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,009.07 : 43,517.78 = 11,003.92 : x
  2. Step 2: Convert to fraction form
    29,009.07/43,517.78 = 11,003.92/x
  3. Step 3: Cross multiply
    29,009.07x = 43,517.78 × 11,003.92
  4. Step 4: Simplify right side
    29,009.07x = 478,866,169.70
  5. Step 5: Solve for x
    x = 478,866,169.70/29,009.07
  6. Step 6: Final answer
    x = 16,507.46

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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.