Home / 20,336.24-28,067.64-14,763.44

Finding the Fourth Proportional to 20,336.24, 28,067.64 and 14,763.44

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Solution

The fourth proportional to 20,336.24, 28,067.64 and 14,763.44 is: 20,376.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,336.24 : 28,067.64 = 14,763.44 : x
  2. Step 2: Convert to fraction form
    20,336.24/28,067.64 = 14,763.44/x
  3. Step 3: Cross multiply
    20,336.24x = 28,067.64 × 14,763.44
  4. Step 4: Simplify right side
    20,336.24x = 414,374,919.08
  5. Step 5: Solve for x
    x = 414,374,919.08/20,336.24
  6. Step 6: Final answer
    x = 20,376.18

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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.