Home / 22,249.44-30,703.62-13,748.16

Finding the Fourth Proportional to 22,249.44, 30,703.62 and 13,748.16

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Solution

The fourth proportional to 22,249.44, 30,703.62 and 13,748.16 is: 18,972.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,249.44 : 30,703.62 = 13,748.16 : x
  2. Step 2: Convert to fraction form
    22,249.44/30,703.62 = 13,748.16/x
  3. Step 3: Cross multiply
    22,249.44x = 30,703.62 × 13,748.16
  4. Step 4: Simplify right side
    22,249.44x = 422,118,280.34
  5. Step 5: Solve for x
    x = 422,118,280.34/22,249.44
  6. Step 6: Final answer
    x = 18,972.09

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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.