Home / 43,550.46-65,338.11-21,370.23

Finding the Fourth Proportional to 43,550.46, 65,338.11 and 21,370.23

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Solution

The fourth proportional to 43,550.46, 65,338.11 and 21,370.23 is: 32,061.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,550.46 : 65,338.11 = 21,370.23 : x
  2. Step 2: Convert to fraction form
    43,550.46/65,338.11 = 21,370.23/x
  3. Step 3: Cross multiply
    43,550.46x = 65,338.11 × 21,370.23
  4. Step 4: Simplify right side
    43,550.46x = 1,396,290,438.47
  5. Step 5: Solve for x
    x = 1,396,290,438.47/43,550.46
  6. Step 6: Final answer
    x = 32,061.44

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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.