Home / 22,386.20-33,540.90-10,674.20

Finding the Fourth Proportional to 22,386.20, 33,540.90 and 10,674.20

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Solution

The fourth proportional to 22,386.20, 33,540.90 and 10,674.20 is: 15,992.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,386.20 : 33,540.90 = 10,674.20 : x
  2. Step 2: Convert to fraction form
    22,386.20/33,540.90 = 10,674.20/x
  3. Step 3: Cross multiply
    22,386.20x = 33,540.90 × 10,674.20
  4. Step 4: Simplify right side
    22,386.20x = 358,022,274.78
  5. Step 5: Solve for x
    x = 358,022,274.78/22,386.20
  6. Step 6: Final answer
    x = 15,992.99

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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.