Home / 19,236.95-28,855.67-6,757.34

Finding the Fourth Proportional to 19,236.95, 28,855.67 and 6,757.34

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Solution

The fourth proportional to 19,236.95, 28,855.67 and 6,757.34 is: 10,136.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,236.95 : 28,855.67 = 6,757.34 : x
  2. Step 2: Convert to fraction form
    19,236.95/28,855.67 = 6,757.34/x
  3. Step 3: Cross multiply
    19,236.95x = 28,855.67 × 6,757.34
  4. Step 4: Simplify right side
    19,236.95x = 194,987,573.12
  5. Step 5: Solve for x
    x = 194,987,573.12/19,236.95
  6. Step 6: Final answer
    x = 10,136.10

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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.