Home / 47,943.36-71,890.80-27,959.28

Finding the Fourth Proportional to 47,943.36, 71,890.80 and 27,959.28

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Solution

The fourth proportional to 47,943.36, 71,890.80 and 27,959.28 is: 41,924.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,943.36 : 71,890.80 = 27,959.28 : x
  2. Step 2: Convert to fraction form
    47,943.36/71,890.80 = 27,959.28/x
  3. Step 3: Cross multiply
    47,943.36x = 71,890.80 × 27,959.28
  4. Step 4: Simplify right side
    47,943.36x = 2,010,015,006.62
  5. Step 5: Solve for x
    x = 2,010,015,006.62/47,943.36
  6. Step 6: Final answer
    x = 41,924.78

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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.