Home / 44,314.20-66,471.30-20,621.70

Finding the Fourth Proportional to 44,314.20, 66,471.30 and 20,621.70

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Solution

The fourth proportional to 44,314.20, 66,471.30 and 20,621.70 is: 30,932.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,314.20 : 66,471.30 = 20,621.70 : x
  2. Step 2: Convert to fraction form
    44,314.20/66,471.30 = 20,621.70/x
  3. Step 3: Cross multiply
    44,314.20x = 66,471.30 × 20,621.70
  4. Step 4: Simplify right side
    44,314.20x = 1,370,751,207.21
  5. Step 5: Solve for x
    x = 1,370,751,207.21/44,314.20
  6. Step 6: Final answer
    x = 30,932.55

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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.