Home / 55,705.22-83,575.17-18,265.58

Finding the Fourth Proportional to 55,705.22, 83,575.17 and 18,265.58

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Solution

The fourth proportional to 55,705.22, 83,575.17 and 18,265.58 is: 27,404.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,705.22 : 83,575.17 = 18,265.58 : x
  2. Step 2: Convert to fraction form
    55,705.22/83,575.17 = 18,265.58/x
  3. Step 3: Cross multiply
    55,705.22x = 83,575.17 × 18,265.58
  4. Step 4: Simplify right side
    55,705.22x = 1,526,548,953.65
  5. Step 5: Solve for x
    x = 1,526,548,953.65/55,705.22
  6. Step 6: Final answer
    x = 27,404.06

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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.