Home / 19,162.44-28,776.36-10,414.44

Finding the Fourth Proportional to 19,162.44, 28,776.36 and 10,414.44

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Solution

The fourth proportional to 19,162.44, 28,776.36 and 10,414.44 is: 15,639.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,162.44 : 28,776.36 = 10,414.44 : x
  2. Step 2: Convert to fraction form
    19,162.44/28,776.36 = 10,414.44/x
  3. Step 3: Cross multiply
    19,162.44x = 28,776.36 × 10,414.44
  4. Step 4: Simplify right side
    19,162.44x = 299,689,674.64
  5. Step 5: Solve for x
    x = 299,689,674.64/19,162.44
  6. Step 6: Final answer
    x = 15,639.43

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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.