Home / 31,467.84-43,425.74-17,321.18

Finding the Fourth Proportional to 31,467.84, 43,425.74 and 17,321.18

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Solution

The fourth proportional to 31,467.84, 43,425.74 and 17,321.18 is: 23,903.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,467.84 : 43,425.74 = 17,321.18 : x
  2. Step 2: Convert to fraction form
    31,467.84/43,425.74 = 17,321.18/x
  3. Step 3: Cross multiply
    31,467.84x = 43,425.74 × 17,321.18
  4. Step 4: Simplify right side
    31,467.84x = 752,185,059.17
  5. Step 5: Solve for x
    x = 752,185,059.17/31,467.84
  6. Step 6: Final answer
    x = 23,903.29

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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.