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Finding the Fourth Proportional to 36,119.52, 54,190.04 and 15,344.64

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Solution

The fourth proportional to 36,119.52, 54,190.04 and 15,344.64 is: 23,021.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,119.52 : 54,190.04 = 15,344.64 : x
  2. Step 2: Convert to fraction form
    36,119.52/54,190.04 = 15,344.64/x
  3. Step 3: Cross multiply
    36,119.52x = 54,190.04 × 15,344.64
  4. Step 4: Simplify right side
    36,119.52x = 831,526,655.39
  5. Step 5: Solve for x
    x = 831,526,655.39/36,119.52
  6. Step 6: Final answer
    x = 23,021.53

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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.