Home / 29,053.33-43,538.79-12,168.15

Finding the Fourth Proportional to 29,053.33, 43,538.79 and 12,168.15

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Solution

The fourth proportional to 29,053.33, 43,538.79 and 12,168.15 is: 18,234.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,053.33 : 43,538.79 = 12,168.15 : x
  2. Step 2: Convert to fraction form
    29,053.33/43,538.79 = 12,168.15/x
  3. Step 3: Cross multiply
    29,053.33x = 43,538.79 × 12,168.15
  4. Step 4: Simplify right side
    29,053.33x = 529,786,409.90
  5. Step 5: Solve for x
    x = 529,786,409.90/29,053.33
  6. Step 6: Final answer
    x = 18,234.96

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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.