Home / 13,222.44-19,835.08-4,458.04

Finding the Fourth Proportional to 13,222.44, 19,835.08 and 4,458.04

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Solution

The fourth proportional to 13,222.44, 19,835.08 and 4,458.04 is: 6,687.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,222.44 : 19,835.08 = 4,458.04 : x
  2. Step 2: Convert to fraction form
    13,222.44/19,835.08 = 4,458.04/x
  3. Step 3: Cross multiply
    13,222.44x = 19,835.08 × 4,458.04
  4. Step 4: Simplify right side
    13,222.44x = 88,425,519.31
  5. Step 5: Solve for x
    x = 88,425,519.31/13,222.44
  6. Step 6: Final answer
    x = 6,687.53

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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.