Home / 13,397.31-20,093.23-5,074.46

Finding the Fourth Proportional to 13,397.31, 20,093.23 and 5,074.46

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Solution

The fourth proportional to 13,397.31, 20,093.23 and 5,074.46 is: 7,610.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,397.31 : 20,093.23 = 5,074.46 : x
  2. Step 2: Convert to fraction form
    13,397.31/20,093.23 = 5,074.46/x
  3. Step 3: Cross multiply
    13,397.31x = 20,093.23 × 5,074.46
  4. Step 4: Simplify right side
    13,397.31x = 101,962,273.13
  5. Step 5: Solve for x
    x = 101,962,273.13/13,397.31
  6. Step 6: Final answer
    x = 7,610.65

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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.