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Finding the Fourth Proportional to 18,593.20, 25,650.03 and 11,035.24

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Solution

The fourth proportional to 18,593.20, 25,650.03 and 11,035.24 is: 15,223.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,593.20 : 25,650.03 = 11,035.24 : x
  2. Step 2: Convert to fraction form
    18,593.20/25,650.03 = 11,035.24/x
  3. Step 3: Cross multiply
    18,593.20x = 25,650.03 × 11,035.24
  4. Step 4: Simplify right side
    18,593.20x = 283,054,358.60
  5. Step 5: Solve for x
    x = 283,054,358.60/18,593.20
  6. Step 6: Final answer
    x = 15,223.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.