Home / 23,137.59-31,929.67-13,067.97

Finding the Fourth Proportional to 23,137.59, 31,929.67 and 13,067.97

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Solution

The fourth proportional to 23,137.59, 31,929.67 and 13,067.97 is: 18,033.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,137.59 : 31,929.67 = 13,067.97 : x
  2. Step 2: Convert to fraction form
    23,137.59/31,929.67 = 13,067.97/x
  3. Step 3: Cross multiply
    23,137.59x = 31,929.67 × 13,067.97
  4. Step 4: Simplify right side
    23,137.59x = 417,255,969.67
  5. Step 5: Solve for x
    x = 417,255,969.67/23,137.59
  6. Step 6: Final answer
    x = 18,033.68

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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.