Home / 36,153.48-54,230.34-18,628.44

Finding the Fourth Proportional to 36,153.48, 54,230.34 and 18,628.44

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Solution

The fourth proportional to 36,153.48, 54,230.34 and 18,628.44 is: 27,942.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,153.48 : 54,230.34 = 18,628.44 : x
  2. Step 2: Convert to fraction form
    36,153.48/54,230.34 = 18,628.44/x
  3. Step 3: Cross multiply
    36,153.48x = 54,230.34 × 18,628.44
  4. Step 4: Simplify right side
    36,153.48x = 1,010,226,634.87
  5. Step 5: Solve for x
    x = 1,010,226,634.87/36,153.48
  6. Step 6: Final answer
    x = 27,942.72

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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.