Home / 31,713.36-43,765.84-17,374.16

Finding the Fourth Proportional to 31,713.36, 43,765.84 and 17,374.16

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Solution

The fourth proportional to 31,713.36, 43,765.84 and 17,374.16 is: 23,977.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,713.36 : 43,765.84 = 17,374.16 : x
  2. Step 2: Convert to fraction form
    31,713.36/43,765.84 = 17,374.16/x
  3. Step 3: Cross multiply
    31,713.36x = 43,765.84 × 17,374.16
  4. Step 4: Simplify right side
    31,713.36x = 760,394,706.69
  5. Step 5: Solve for x
    x = 760,394,706.69/31,713.36
  6. Step 6: Final answer
    x = 23,977.11

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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.