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Finding the Fourth Proportional to 19,249.12, 28,865.04 and 6,099.04

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Solution

The fourth proportional to 19,249.12, 28,865.04 and 6,099.04 is: 9,145.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,249.12 : 28,865.04 = 6,099.04 : x
  2. Step 2: Convert to fraction form
    19,249.12/28,865.04 = 6,099.04/x
  3. Step 3: Cross multiply
    19,249.12x = 28,865.04 × 6,099.04
  4. Step 4: Simplify right side
    19,249.12x = 176,049,033.56
  5. Step 5: Solve for x
    x = 176,049,033.56/19,249.12
  6. Step 6: Final answer
    x = 9,145.82

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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.