Home / 31,334.73-43,241.69-17,187.48

Finding the Fourth Proportional to 31,334.73, 43,241.69 and 17,187.48

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Solution

The fourth proportional to 31,334.73, 43,241.69 and 17,187.48 is: 23,718.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,334.73 : 43,241.69 = 17,187.48 : x
  2. Step 2: Convert to fraction form
    31,334.73/43,241.69 = 17,187.48/x
  3. Step 3: Cross multiply
    31,334.73x = 43,241.69 × 17,187.48
  4. Step 4: Simplify right side
    31,334.73x = 743,215,596.10
  5. Step 5: Solve for x
    x = 743,215,596.10/31,334.73
  6. Step 6: Final answer
    x = 23,718.59

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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.