Home / 31,361.84-43,277.88-17,214.92

Finding the Fourth Proportional to 31,361.84, 43,277.88 and 17,214.92

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Solution

The fourth proportional to 31,361.84, 43,277.88 and 17,214.92 is: 23,755.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,361.84 : 43,277.88 = 17,214.92 : x
  2. Step 2: Convert to fraction form
    31,361.84/43,277.88 = 17,214.92/x
  3. Step 3: Cross multiply
    31,361.84x = 43,277.88 × 17,214.92
  4. Step 4: Simplify right side
    31,361.84x = 745,025,241.97
  5. Step 5: Solve for x
    x = 745,025,241.97/31,361.84
  6. Step 6: Final answer
    x = 23,755.79

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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.