Home / 18,744.84-28,122.12-5,596.92

Finding the Fourth Proportional to 18,744.84, 28,122.12 and 5,596.92

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Solution

The fourth proportional to 18,744.84, 28,122.12 and 5,596.92 is: 8,396.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,744.84 : 28,122.12 = 5,596.92 : x
  2. Step 2: Convert to fraction form
    18,744.84/28,122.12 = 5,596.92/x
  3. Step 3: Cross multiply
    18,744.84x = 28,122.12 × 5,596.92
  4. Step 4: Simplify right side
    18,744.84x = 157,397,255.87
  5. Step 5: Solve for x
    x = 157,397,255.87/18,744.84
  6. Step 6: Final answer
    x = 8,396.83

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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.