Home / 36,101.10-54,162-18,331.02

Finding the Fourth Proportional to 36,101.10, 54,162 and 18,331.02

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Solution

The fourth proportional to 36,101.10, 54,162 and 18,331.02 is: 27,501.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,101.10 : 54,162 = 18,331.02 : x
  2. Step 2: Convert to fraction form
    36,101.10/54,162 = 18,331.02/x
  3. Step 3: Cross multiply
    36,101.10x = 54,162 × 18,331.02
  4. Step 4: Simplify right side
    36,101.10x = 992,844,705.24
  5. Step 5: Solve for x
    x = 992,844,705.24/36,101.10
  6. Step 6: Final answer
    x = 27,501.79

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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.