Home / 31,843.36-47,789.92-22,051.28

Finding the Fourth Proportional to 31,843.36, 47,789.92 and 22,051.28

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Solution

The fourth proportional to 31,843.36, 47,789.92 and 22,051.28 is: 33,094.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,843.36 : 47,789.92 = 22,051.28 : x
  2. Step 2: Convert to fraction form
    31,843.36/47,789.92 = 22,051.28/x
  3. Step 3: Cross multiply
    31,843.36x = 47,789.92 × 22,051.28
  4. Step 4: Simplify right side
    31,843.36x = 1,053,828,907.10
  5. Step 5: Solve for x
    x = 1,053,828,907.10/31,843.36
  6. Step 6: Final answer
    x = 33,094.15

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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.