Home / 51,710.72-71,356.82-29,042.46

Finding the Fourth Proportional to 51,710.72, 71,356.82 and 29,042.46

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Solution

The fourth proportional to 51,710.72, 71,356.82 and 29,042.46 is: 40,076.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,710.72 : 71,356.82 = 29,042.46 : x
  2. Step 2: Convert to fraction form
    51,710.72/71,356.82 = 29,042.46/x
  3. Step 3: Cross multiply
    51,710.72x = 71,356.82 × 29,042.46
  4. Step 4: Simplify right side
    51,710.72x = 2,072,377,445.36
  5. Step 5: Solve for x
    x = 2,072,377,445.36/51,710.72
  6. Step 6: Final answer
    x = 40,076.36

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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.