Home / 19,295.28-28,942.61-6,147.56

Finding the Fourth Proportional to 19,295.28, 28,942.61 and 6,147.56

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Solution

The fourth proportional to 19,295.28, 28,942.61 and 6,147.56 is: 9,221.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,295.28 : 28,942.61 = 6,147.56 : x
  2. Step 2: Convert to fraction form
    19,295.28/28,942.61 = 6,147.56/x
  3. Step 3: Cross multiply
    19,295.28x = 28,942.61 × 6,147.56
  4. Step 4: Simplify right side
    19,295.28x = 177,926,431.53
  5. Step 5: Solve for x
    x = 177,926,431.53/19,295.28
  6. Step 6: Final answer
    x = 9,221.24

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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.