Home / 29,470.86-40,672.62-18,146.97

Finding the Fourth Proportional to 29,470.86, 40,672.62 and 18,146.97

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Solution

The fourth proportional to 29,470.86, 40,672.62 and 18,146.97 is: 25,044.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,470.86 : 40,672.62 = 18,146.97 : x
  2. Step 2: Convert to fraction form
    29,470.86/40,672.62 = 18,146.97/x
  3. Step 3: Cross multiply
    29,470.86x = 40,672.62 × 18,146.97
  4. Step 4: Simplify right side
    29,470.86x = 738,084,814.96
  5. Step 5: Solve for x
    x = 738,084,814.96/29,470.86
  6. Step 6: Final answer
    x = 25,044.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.