Home / 31,498.68-43,468.47-17,351.58

Finding the Fourth Proportional to 31,498.68, 43,468.47 and 17,351.58

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Solution

The fourth proportional to 31,498.68, 43,468.47 and 17,351.58 is: 23,945.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,498.68 : 43,468.47 = 17,351.58 : x
  2. Step 2: Convert to fraction form
    31,498.68/43,468.47 = 17,351.58/x
  3. Step 3: Cross multiply
    31,498.68x = 43,468.47 × 17,351.58
  4. Step 4: Simplify right side
    31,498.68x = 754,246,634.68
  5. Step 5: Solve for x
    x = 754,246,634.68/31,498.68
  6. Step 6: Final answer
    x = 23,945.34

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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.