Home / 44,002.20-66,003.30-20,309.70

Finding the Fourth Proportional to 44,002.20, 66,003.30 and 20,309.70

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Solution

The fourth proportional to 44,002.20, 66,003.30 and 20,309.70 is: 30,464.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,002.20 : 66,003.30 = 20,309.70 : x
  2. Step 2: Convert to fraction form
    44,002.20/66,003.30 = 20,309.70/x
  3. Step 3: Cross multiply
    44,002.20x = 66,003.30 × 20,309.70
  4. Step 4: Simplify right side
    44,002.20x = 1,340,507,222.01
  5. Step 5: Solve for x
    x = 1,340,507,222.01/44,002.20
  6. Step 6: Final answer
    x = 30,464.55

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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.