Home / 35,132.80-48,508.62-21,722.44

Finding the Fourth Proportional to 35,132.80, 48,508.62 and 21,722.44

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Solution

The fourth proportional to 35,132.80, 48,508.62 and 21,722.44 is: 29,992.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,132.80 : 48,508.62 = 21,722.44 : x
  2. Step 2: Convert to fraction form
    35,132.80/48,508.62 = 21,722.44/x
  3. Step 3: Cross multiply
    35,132.80x = 48,508.62 × 21,722.44
  4. Step 4: Simplify right side
    35,132.80x = 1,053,725,587.43
  5. Step 5: Solve for x
    x = 1,053,725,587.43/35,132.80
  6. Step 6: Final answer
    x = 29,992.64

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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.