Home / 19,249.14-28,871.28-6,768.66

Finding the Fourth Proportional to 19,249.14, 28,871.28 and 6,768.66

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Solution

The fourth proportional to 19,249.14, 28,871.28 and 6,768.66 is: 10,152.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,249.14 : 28,871.28 = 6,768.66 : x
  2. Step 2: Convert to fraction form
    19,249.14/28,871.28 = 6,768.66/x
  3. Step 3: Cross multiply
    19,249.14x = 28,871.28 × 6,768.66
  4. Step 4: Simplify right side
    19,249.14x = 195,419,878.08
  5. Step 5: Solve for x
    x = 195,419,878.08/19,249.14
  6. Step 6: Final answer
    x = 10,152.14

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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.