Home / 40,171.73-55,431.89-22,266.59

Finding the Fourth Proportional to 40,171.73, 55,431.89 and 22,266.59

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Solution

The fourth proportional to 40,171.73, 55,431.89 and 22,266.59 is: 30,725.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,171.73 : 55,431.89 = 22,266.59 : x
  2. Step 2: Convert to fraction form
    40,171.73/55,431.89 = 22,266.59/x
  3. Step 3: Cross multiply
    40,171.73x = 55,431.89 × 22,266.59
  4. Step 4: Simplify right side
    40,171.73x = 1,234,278,779.06
  5. Step 5: Solve for x
    x = 1,234,278,779.06/40,171.73
  6. Step 6: Final answer
    x = 30,725.06

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1.5x scale

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.