Home / 51,983.07-71,737.38-31,832.60

Finding the Fourth Proportional to 51,983.07, 71,737.38 and 31,832.60

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Solution

The fourth proportional to 51,983.07, 71,737.38 and 31,832.60 is: 43,929.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,983.07 : 71,737.38 = 31,832.60 : x
  2. Step 2: Convert to fraction form
    51,983.07/71,737.38 = 31,832.60/x
  3. Step 3: Cross multiply
    51,983.07x = 71,737.38 × 31,832.60
  4. Step 4: Simplify right side
    51,983.07x = 2,283,586,963.90
  5. Step 5: Solve for x
    x = 2,283,586,963.90/51,983.07
  6. Step 6: Final answer
    x = 43,929.44

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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.