Home / 31,652.43-43,684.50-18,224.25

Finding the Fourth Proportional to 31,652.43, 43,684.50 and 18,224.25

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Solution

The fourth proportional to 31,652.43, 43,684.50 and 18,224.25 is: 25,151.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,652.43 : 43,684.50 = 18,224.25 : x
  2. Step 2: Convert to fraction form
    31,652.43/43,684.50 = 18,224.25/x
  3. Step 3: Cross multiply
    31,652.43x = 43,684.50 × 18,224.25
  4. Step 4: Simplify right side
    31,652.43x = 796,117,249.13
  5. Step 5: Solve for x
    x = 796,117,249.13/31,652.43
  6. Step 6: Final answer
    x = 25,151.85

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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.