Home / 19,238.18-28,858.91-6,757.11

Finding the Fourth Proportional to 19,238.18, 28,858.91 and 6,757.11

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Solution

The fourth proportional to 19,238.18, 28,858.91 and 6,757.11 is: 10,136.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,238.18 : 28,858.91 = 6,757.11 : x
  2. Step 2: Convert to fraction form
    19,238.18/28,858.91 = 6,757.11/x
  3. Step 3: Cross multiply
    19,238.18x = 28,858.91 × 6,757.11
  4. Step 4: Simplify right side
    19,238.18x = 195,002,795.56
  5. Step 5: Solve for x
    x = 195,002,795.56/19,238.18
  6. Step 6: Final answer
    x = 10,136.24

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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.