Home / 31,719.44-43,772.86-17,572.26

Finding the Fourth Proportional to 31,719.44, 43,772.86 and 17,572.26

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Solution

The fourth proportional to 31,719.44, 43,772.86 and 17,572.26 is: 24,249.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,719.44 : 43,772.86 = 17,572.26 : x
  2. Step 2: Convert to fraction form
    31,719.44/43,772.86 = 17,572.26/x
  3. Step 3: Cross multiply
    31,719.44x = 43,772.86 × 17,572.26
  4. Step 4: Simplify right side
    31,719.44x = 769,188,076.86
  5. Step 5: Solve for x
    x = 769,188,076.86/31,719.44
  6. Step 6: Final answer
    x = 24,249.74

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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.