Home / 29,131.07-43,711.11-13,336.07

Finding the Fourth Proportional to 29,131.07, 43,711.11 and 13,336.07

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Solution

The fourth proportional to 29,131.07, 43,711.11 and 13,336.07 is: 20,010.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,131.07 : 43,711.11 = 13,336.07 : x
  2. Step 2: Convert to fraction form
    29,131.07/43,711.11 = 13,336.07/x
  3. Step 3: Cross multiply
    29,131.07x = 43,711.11 × 13,336.07
  4. Step 4: Simplify right side
    29,131.07x = 582,934,204.18
  5. Step 5: Solve for x
    x = 582,934,204.18/29,131.07
  6. Step 6: Final answer
    x = 20,010.74

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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.