Home / 29,161.68-40,268.52-22,863.12

Finding the Fourth Proportional to 29,161.68, 40,268.52 and 22,863.12

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Solution

The fourth proportional to 29,161.68, 40,268.52 and 22,863.12 is: 31,571.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,161.68 : 40,268.52 = 22,863.12 : x
  2. Step 2: Convert to fraction form
    29,161.68/40,268.52 = 22,863.12/x
  3. Step 3: Cross multiply
    29,161.68x = 40,268.52 × 22,863.12
  4. Step 4: Simplify right side
    29,161.68x = 920,664,004.98
  5. Step 5: Solve for x
    x = 920,664,004.98/29,161.68
  6. Step 6: Final answer
    x = 31,571.02

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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.