Home / 55,452.45-83,185.58-21,714.11

Finding the Fourth Proportional to 55,452.45, 83,185.58 and 21,714.11

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Solution

The fourth proportional to 55,452.45, 83,185.58 and 21,714.11 is: 32,573.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,452.45 : 83,185.58 = 21,714.11 : x
  2. Step 2: Convert to fraction form
    55,452.45/83,185.58 = 21,714.11/x
  3. Step 3: Cross multiply
    55,452.45x = 83,185.58 × 21,714.11
  4. Step 4: Simplify right side
    55,452.45x = 1,806,300,725.96
  5. Step 5: Solve for x
    x = 1,806,300,725.96/55,452.45
  6. Step 6: Final answer
    x = 32,573.87

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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.