Home / 31,467.15-43,425.02-17,127.07

Finding the Fourth Proportional to 31,467.15, 43,425.02 and 17,127.07

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Solution

The fourth proportional to 31,467.15, 43,425.02 and 17,127.07 is: 23,635.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,467.15 : 43,425.02 = 17,127.07 : x
  2. Step 2: Convert to fraction form
    31,467.15/43,425.02 = 17,127.07/x
  3. Step 3: Cross multiply
    31,467.15x = 43,425.02 × 17,127.07
  4. Step 4: Simplify right side
    31,467.15x = 743,743,357.29
  5. Step 5: Solve for x
    x = 743,743,357.29/31,467.15
  6. Step 6: Final answer
    x = 23,635.55

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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.