Home / 51,804.18-71,488.17-29,144.43

Finding the Fourth Proportional to 51,804.18, 71,488.17 and 29,144.43

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Solution

The fourth proportional to 51,804.18, 71,488.17 and 29,144.43 is: 40,218.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,804.18 : 71,488.17 = 29,144.43 : x
  2. Step 2: Convert to fraction form
    51,804.18/71,488.17 = 29,144.43/x
  3. Step 3: Cross multiply
    51,804.18x = 71,488.17 × 29,144.43
  4. Step 4: Simplify right side
    51,804.18x = 2,083,481,966.39
  5. Step 5: Solve for x
    x = 2,083,481,966.39/51,804.18
  6. Step 6: Final answer
    x = 40,218.41

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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.