Home / 13,884.19-20,832.35-8,963.44

Finding the Fourth Proportional to 13,884.19, 20,832.35 and 8,963.44

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Solution

The fourth proportional to 13,884.19, 20,832.35 and 8,963.44 is: 13,449.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,884.19 : 20,832.35 = 8,963.44 : x
  2. Step 2: Convert to fraction form
    13,884.19/20,832.35 = 8,963.44/x
  3. Step 3: Cross multiply
    13,884.19x = 20,832.35 × 8,963.44
  4. Step 4: Simplify right side
    13,884.19x = 186,729,519.28
  5. Step 5: Solve for x
    x = 186,729,519.28/13,884.19
  6. Step 6: Final answer
    x = 13,449.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.