Home / 43,550.09-65,309.44-15,079.31

Finding the Fourth Proportional to 43,550.09, 65,309.44 and 15,079.31

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Solution

The fourth proportional to 43,550.09, 65,309.44 and 15,079.31 is: 22,613.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,550.09 : 65,309.44 = 15,079.31 : x
  2. Step 2: Convert to fraction form
    43,550.09/65,309.44 = 15,079.31/x
  3. Step 3: Cross multiply
    43,550.09x = 65,309.44 × 15,079.31
  4. Step 4: Simplify right side
    43,550.09x = 984,821,291.69
  5. Step 5: Solve for x
    x = 984,821,291.69/43,550.09
  6. Step 6: Final answer
    x = 22,613.53

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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.