Home / 13,236.60-19,857.06-4,472.04

Finding the Fourth Proportional to 13,236.60, 19,857.06 and 4,472.04

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Solution

The fourth proportional to 13,236.60, 19,857.06 and 4,472.04 is: 6,708.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236.60 : 19,857.06 = 4,472.04 : x
  2. Step 2: Convert to fraction form
    13,236.60/19,857.06 = 4,472.04/x
  3. Step 3: Cross multiply
    13,236.60x = 19,857.06 × 4,472.04
  4. Step 4: Simplify right side
    13,236.60x = 88,801,566.60
  5. Step 5: Solve for x
    x = 88,801,566.60/13,236.60
  6. Step 6: Final answer
    x = 6,708.79

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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.