Home / 36,126.21-54,189.39-19,494.08

Finding the Fourth Proportional to 36,126.21, 54,189.39 and 19,494.08

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Solution

The fourth proportional to 36,126.21, 54,189.39 and 19,494.08 is: 29,241.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,126.21 : 54,189.39 = 19,494.08 : x
  2. Step 2: Convert to fraction form
    36,126.21/54,189.39 = 19,494.08/x
  3. Step 3: Cross multiply
    36,126.21x = 54,189.39 × 19,494.08
  4. Step 4: Simplify right side
    36,126.21x = 1,056,372,032.86
  5. Step 5: Solve for x
    x = 1,056,372,032.86/36,126.21
  6. Step 6: Final answer
    x = 29,241.15

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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.