Home / 31,342.02-43,249.41-17,194.86

Finding the Fourth Proportional to 31,342.02, 43,249.41 and 17,194.86

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Solution

The fourth proportional to 31,342.02, 43,249.41 and 17,194.86 is: 23,727.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,342.02 : 43,249.41 = 17,194.86 : x
  2. Step 2: Convert to fraction form
    31,342.02/43,249.41 = 17,194.86/x
  3. Step 3: Cross multiply
    31,342.02x = 43,249.41 × 17,194.86
  4. Step 4: Simplify right side
    31,342.02x = 743,667,550.03
  5. Step 5: Solve for x
    x = 743,667,550.03/31,342.02
  6. Step 6: Final answer
    x = 23,727.49

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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.