Home / 15,100.44-22,650.48-10,639.68

Finding the Fourth Proportional to 15,100.44, 22,650.48 and 10,639.68

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Solution

The fourth proportional to 15,100.44, 22,650.48 and 10,639.68 is: 15,959.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,100.44 : 22,650.48 = 10,639.68 : x
  2. Step 2: Convert to fraction form
    15,100.44/22,650.48 = 10,639.68/x
  3. Step 3: Cross multiply
    15,100.44x = 22,650.48 × 10,639.68
  4. Step 4: Simplify right side
    15,100.44x = 240,993,859.05
  5. Step 5: Solve for x
    x = 240,993,859.05/15,100.44
  6. Step 6: Final answer
    x = 15,959.39

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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.