Home / 12,023.45-18,035.17-3,258.36

Finding the Fourth Proportional to 12,023.45, 18,035.17 and 3,258.36

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Solution

The fourth proportional to 12,023.45, 18,035.17 and 3,258.36 is: 4,887.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,023.45 : 18,035.17 = 3,258.36 : x
  2. Step 2: Convert to fraction form
    12,023.45/18,035.17 = 3,258.36/x
  3. Step 3: Cross multiply
    12,023.45x = 18,035.17 × 3,258.36
  4. Step 4: Simplify right side
    12,023.45x = 58,765,076.52
  5. Step 5: Solve for x
    x = 58,765,076.52/12,023.45
  6. Step 6: Final answer
    x = 4,887.54

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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.