Home / 16,122.33-22,249.13-9,048.80

Finding the Fourth Proportional to 16,122.33, 22,249.13 and 9,048.80

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Solution

The fourth proportional to 16,122.33, 22,249.13 and 9,048.80 is: 12,487.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,122.33 : 22,249.13 = 9,048.80 : x
  2. Step 2: Convert to fraction form
    16,122.33/22,249.13 = 9,048.80/x
  3. Step 3: Cross multiply
    16,122.33x = 22,249.13 × 9,048.80
  4. Step 4: Simplify right side
    16,122.33x = 201,327,771.05
  5. Step 5: Solve for x
    x = 201,327,771.05/16,122.33
  6. Step 6: Final answer
    x = 12,487.51

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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.