Home / 31,361.52-43,277.40-17,214.12

Finding the Fourth Proportional to 31,361.52, 43,277.40 and 17,214.12

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Solution

The fourth proportional to 31,361.52, 43,277.40 and 17,214.12 is: 23,754.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,361.52 : 43,277.40 = 17,214.12 : x
  2. Step 2: Convert to fraction form
    31,361.52/43,277.40 = 17,214.12/x
  3. Step 3: Cross multiply
    31,361.52x = 43,277.40 × 17,214.12
  4. Step 4: Simplify right side
    31,361.52x = 744,982,356.89
  5. Step 5: Solve for x
    x = 744,982,356.89/31,361.52
  6. Step 6: Final answer
    x = 23,754.66

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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.