Home / 13,934.08-20,851.22-12,066.44

Finding the Fourth Proportional to 13,934.08, 20,851.22 and 12,066.44

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Solution

The fourth proportional to 13,934.08, 20,851.22 and 12,066.44 is: 18,056.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,934.08 : 20,851.22 = 12,066.44 : x
  2. Step 2: Convert to fraction form
    13,934.08/20,851.22 = 12,066.44/x
  3. Step 3: Cross multiply
    13,934.08x = 20,851.22 × 12,066.44
  4. Step 4: Simplify right side
    13,934.08x = 251,599,995.06
  5. Step 5: Solve for x
    x = 251,599,995.06/13,934.08
  6. Step 6: Final answer
    x = 18,056.45

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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.