Home / 25,336.20-37,983.78-10,556.22

Finding the Fourth Proportional to 25,336.20, 37,983.78 and 10,556.22

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Solution

The fourth proportional to 25,336.20, 37,983.78 and 10,556.22 is: 15,825.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,336.20 : 37,983.78 = 10,556.22 : x
  2. Step 2: Convert to fraction form
    25,336.20/37,983.78 = 10,556.22/x
  3. Step 3: Cross multiply
    25,336.20x = 37,983.78 × 10,556.22
  4. Step 4: Simplify right side
    25,336.20x = 400,965,138.11
  5. Step 5: Solve for x
    x = 400,965,138.11/25,336.20
  6. Step 6: Final answer
    x = 15,825.78

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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.