Home / 36,163.68-54,251.64-12,468.84

Finding the Fourth Proportional to 36,163.68, 54,251.64 and 12,468.84

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Solution

The fourth proportional to 36,163.68, 54,251.64 and 12,468.84 is: 18,705.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,163.68 : 54,251.64 = 12,468.84 : x
  2. Step 2: Convert to fraction form
    36,163.68/54,251.64 = 12,468.84/x
  3. Step 3: Cross multiply
    36,163.68x = 54,251.64 × 12,468.84
  4. Step 4: Simplify right side
    36,163.68x = 676,455,018.90
  5. Step 5: Solve for x
    x = 676,455,018.90/36,163.68
  6. Step 6: Final answer
    x = 18,705.37

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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.