Home / 15,214.20-22,824.70-5,353.80

Finding the Fourth Proportional to 15,214.20, 22,824.70 and 5,353.80

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Solution

The fourth proportional to 15,214.20, 22,824.70 and 5,353.80 is: 8,031.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,214.20 : 22,824.70 = 5,353.80 : x
  2. Step 2: Convert to fraction form
    15,214.20/22,824.70 = 5,353.80/x
  3. Step 3: Cross multiply
    15,214.20x = 22,824.70 × 5,353.80
  4. Step 4: Simplify right side
    15,214.20x = 122,198,878.86
  5. Step 5: Solve for x
    x = 122,198,878.86/15,214.20
  6. Step 6: Final answer
    x = 8,031.90

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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.