Home / 36,381.12-54,600.83-18,855.96

Finding the Fourth Proportional to 36,381.12, 54,600.83 and 18,855.96

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Solution

The fourth proportional to 36,381.12, 54,600.83 and 18,855.96 is: 28,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,381.12 : 54,600.83 = 18,855.96 : x
  2. Step 2: Convert to fraction form
    36,381.12/54,600.83 = 18,855.96/x
  3. Step 3: Cross multiply
    36,381.12x = 54,600.83 × 18,855.96
  4. Step 4: Simplify right side
    36,381.12x = 1,029,551,066.45
  5. Step 5: Solve for x
    x = 1,029,551,066.45/36,381.12
  6. Step 6: Final answer
    x = 28,299.05

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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.