Home / 19,178.28-28,769.94-6,699.24

Finding the Fourth Proportional to 19,178.28, 28,769.94 and 6,699.24

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Solution

The fourth proportional to 19,178.28, 28,769.94 and 6,699.24 is: 10,049.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,178.28 : 28,769.94 = 6,699.24 : x
  2. Step 2: Convert to fraction form
    19,178.28/28,769.94 = 6,699.24/x
  3. Step 3: Cross multiply
    19,178.28x = 28,769.94 × 6,699.24
  4. Step 4: Simplify right side
    19,178.28x = 192,736,732.85
  5. Step 5: Solve for x
    x = 192,736,732.85/19,178.28
  6. Step 6: Final answer
    x = 10,049.74

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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.