Home / 36,249.42-54,369-11,283.60

Finding the Fourth Proportional to 36,249.42, 54,369 and 11,283.60

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Solution

The fourth proportional to 36,249.42, 54,369 and 11,283.60 is: 16,923.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,249.42 : 54,369 = 11,283.60 : x
  2. Step 2: Convert to fraction form
    36,249.42/54,369 = 11,283.60/x
  3. Step 3: Cross multiply
    36,249.42x = 54,369 × 11,283.60
  4. Step 4: Simplify right side
    36,249.42x = 613,478,048.40
  5. Step 5: Solve for x
    x = 613,478,048.40/36,249.42
  6. Step 6: Final answer
    x = 16,923.80

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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.