Home / 40,517.99-55,917.63-22,616.48

Finding the Fourth Proportional to 40,517.99, 55,917.63 and 22,616.48

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Solution

The fourth proportional to 40,517.99, 55,917.63 and 22,616.48 is: 31,212.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,517.99 : 55,917.63 = 22,616.48 : x
  2. Step 2: Convert to fraction form
    40,517.99/55,917.63 = 22,616.48/x
  3. Step 3: Cross multiply
    40,517.99x = 55,917.63 × 22,616.48
  4. Step 4: Simplify right side
    40,517.99x = 1,264,659,567.87
  5. Step 5: Solve for x
    x = 1,264,659,567.87/40,517.99
  6. Step 6: Final answer
    x = 31,212.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.