Home / 14,518.62-20,044.01-11,109.36

Finding the Fourth Proportional to 14,518.62, 20,044.01 and 11,109.36

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Solution

The fourth proportional to 14,518.62, 20,044.01 and 11,109.36 is: 15,337.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,518.62 : 20,044.01 = 11,109.36 : x
  2. Step 2: Convert to fraction form
    14,518.62/20,044.01 = 11,109.36/x
  3. Step 3: Cross multiply
    14,518.62x = 20,044.01 × 11,109.36
  4. Step 4: Simplify right side
    14,518.62x = 222,676,067.39
  5. Step 5: Solve for x
    x = 222,676,067.39/14,518.62
  6. Step 6: Final answer
    x = 15,337.27

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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.