Home / 44,081.37-66,133.10-20,680.53

Finding the Fourth Proportional to 44,081.37, 66,133.10 and 20,680.53

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Solution

The fourth proportional to 44,081.37, 66,133.10 and 20,680.53 is: 31,025.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,081.37 : 66,133.10 = 20,680.53 : x
  2. Step 2: Convert to fraction form
    44,081.37/66,133.10 = 20,680.53/x
  3. Step 3: Cross multiply
    44,081.37x = 66,133.10 × 20,680.53
  4. Step 4: Simplify right side
    44,081.37x = 1,367,667,455.14
  5. Step 5: Solve for x
    x = 1,367,667,455.14/44,081.37
  6. Step 6: Final answer
    x = 31,025.97

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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.