Home / 19,214.25-28,819.41-5,173.71

Finding the Fourth Proportional to 19,214.25, 28,819.41 and 5,173.71

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Solution

The fourth proportional to 19,214.25, 28,819.41 and 5,173.71 is: 7,760.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,214.25 : 28,819.41 = 5,173.71 : x
  2. Step 2: Convert to fraction form
    19,214.25/28,819.41 = 5,173.71/x
  3. Step 3: Cross multiply
    19,214.25x = 28,819.41 × 5,173.71
  4. Step 4: Simplify right side
    19,214.25x = 149,103,269.71
  5. Step 5: Solve for x
    x = 149,103,269.71/19,214.25
  6. Step 6: Final answer
    x = 7,760.04

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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.