Home / 19,228.83-28,845.74-6,747.94

Finding the Fourth Proportional to 19,228.83, 28,845.74 and 6,747.94

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Solution

The fourth proportional to 19,228.83, 28,845.74 and 6,747.94 is: 10,122.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,228.83 : 28,845.74 = 6,747.94 : x
  2. Step 2: Convert to fraction form
    19,228.83/28,845.74 = 6,747.94/x
  3. Step 3: Cross multiply
    19,228.83x = 28,845.74 × 6,747.94
  4. Step 4: Simplify right side
    19,228.83x = 194,649,322.78
  5. Step 5: Solve for x
    x = 194,649,322.78/19,228.83
  6. Step 6: Final answer
    x = 10,122.79

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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.