Home / 14,027.60-20,998.20-11,522

Finding the Fourth Proportional to 14,027.60, 20,998.20 and 11,522

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Solution

The fourth proportional to 14,027.60, 20,998.20 and 11,522 is: 17,247.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027.60 : 20,998.20 = 11,522 : x
  2. Step 2: Convert to fraction form
    14,027.60/20,998.20 = 11,522/x
  3. Step 3: Cross multiply
    14,027.60x = 20,998.20 × 11,522
  4. Step 4: Simplify right side
    14,027.60x = 241,941,260.40
  5. Step 5: Solve for x
    x = 241,941,260.40/14,027.60
  6. Step 6: Final answer
    x = 17,247.52

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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.