Home / 55,166.55-82,727.15-21,882.03

Finding the Fourth Proportional to 55,166.55, 82,727.15 and 21,882.03

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Solution

The fourth proportional to 55,166.55, 82,727.15 and 21,882.03 is: 32,814.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,166.55 : 82,727.15 = 21,882.03 : x
  2. Step 2: Convert to fraction form
    55,166.55/82,727.15 = 21,882.03/x
  3. Step 3: Cross multiply
    55,166.55x = 82,727.15 × 21,882.03
  4. Step 4: Simplify right side
    55,166.55x = 1,810,237,868.70
  5. Step 5: Solve for x
    x = 1,810,237,868.70/55,166.55
  6. Step 6: Final answer
    x = 32,814.05

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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.