Home / 44,251.88-66,393.61-20,570.72

Finding the Fourth Proportional to 44,251.88, 66,393.61 and 20,570.72

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Solution

The fourth proportional to 44,251.88, 66,393.61 and 20,570.72 is: 30,863.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,251.88 : 66,393.61 = 20,570.72 : x
  2. Step 2: Convert to fraction form
    44,251.88/66,393.61 = 20,570.72/x
  3. Step 3: Cross multiply
    44,251.88x = 66,393.61 × 20,570.72
  4. Step 4: Simplify right side
    44,251.88x = 1,365,763,977.70
  5. Step 5: Solve for x
    x = 1,365,763,977.70/44,251.88
  6. Step 6: Final answer
    x = 30,863.41

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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.