Home / 31,940.02-44,067.46-18,508.68

Finding the Fourth Proportional to 31,940.02, 44,067.46 and 18,508.68

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Solution

The fourth proportional to 31,940.02, 44,067.46 and 18,508.68 is: 25,536.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,940.02 : 44,067.46 = 18,508.68 : x
  2. Step 2: Convert to fraction form
    31,940.02/44,067.46 = 18,508.68/x
  3. Step 3: Cross multiply
    31,940.02x = 44,067.46 × 18,508.68
  4. Step 4: Simplify right side
    31,940.02x = 815,630,515.55
  5. Step 5: Solve for x
    x = 815,630,515.55/31,940.02
  6. Step 6: Final answer
    x = 25,536.32

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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.