Home / 44,491.72-66,759.44-20,800.89

Finding the Fourth Proportional to 44,491.72, 66,759.44 and 20,800.89

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Solution

The fourth proportional to 44,491.72, 66,759.44 and 20,800.89 is: 31,211.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,491.72 : 66,759.44 = 20,800.89 : x
  2. Step 2: Convert to fraction form
    44,491.72/66,759.44 = 20,800.89/x
  3. Step 3: Cross multiply
    44,491.72x = 66,759.44 × 20,800.89
  4. Step 4: Simplify right side
    44,491.72x = 1,388,655,767.90
  5. Step 5: Solve for x
    x = 1,388,655,767.90/44,491.72
  6. Step 6: Final answer
    x = 31,211.56

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1.5x scale

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.