Home / 36,320.22-54,487.08-12,626.82

Finding the Fourth Proportional to 36,320.22, 54,487.08 and 12,626.82

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Solution

The fourth proportional to 36,320.22, 54,487.08 and 12,626.82 is: 18,942.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,320.22 : 54,487.08 = 12,626.82 : x
  2. Step 2: Convert to fraction form
    36,320.22/54,487.08 = 12,626.82/x
  3. Step 3: Cross multiply
    36,320.22x = 54,487.08 × 12,626.82
  4. Step 4: Simplify right side
    36,320.22x = 687,998,551.49
  5. Step 5: Solve for x
    x = 687,998,551.49/36,320.22
  6. Step 6: Final answer
    x = 18,942.58

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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.