Home / 31,372.44-43,294.07-17,226.21

Finding the Fourth Proportional to 31,372.44, 43,294.07 and 17,226.21

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Solution

The fourth proportional to 31,372.44, 43,294.07 and 17,226.21 is: 23,772.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,372.44 : 43,294.07 = 17,226.21 : x
  2. Step 2: Convert to fraction form
    31,372.44/43,294.07 = 17,226.21/x
  3. Step 3: Cross multiply
    31,372.44x = 43,294.07 × 17,226.21
  4. Step 4: Simplify right side
    31,372.44x = 745,792,655.44
  5. Step 5: Solve for x
    x = 745,792,655.44/31,372.44
  6. Step 6: Final answer
    x = 23,772.22

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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.