Home / 43,828.20-65,742.30-35,080.20

Finding the Fourth Proportional to 43,828.20, 65,742.30 and 35,080.20

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Solution

The fourth proportional to 43,828.20, 65,742.30 and 35,080.20 is: 52,620.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,828.20 : 65,742.30 = 35,080.20 : x
  2. Step 2: Convert to fraction form
    43,828.20/65,742.30 = 35,080.20/x
  3. Step 3: Cross multiply
    43,828.20x = 65,742.30 × 35,080.20
  4. Step 4: Simplify right side
    43,828.20x = 2,306,253,032.46
  5. Step 5: Solve for x
    x = 2,306,253,032.46/43,828.20
  6. Step 6: Final answer
    x = 52,620.30

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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.