Home / 13,220.83-19,823.27-6,202.38

Finding the Fourth Proportional to 13,220.83, 19,823.27 and 6,202.38

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Solution

The fourth proportional to 13,220.83, 19,823.27 and 6,202.38 is: 9,299.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,220.83 : 19,823.27 = 6,202.38 : x
  2. Step 2: Convert to fraction form
    13,220.83/19,823.27 = 6,202.38/x
  3. Step 3: Cross multiply
    13,220.83x = 19,823.27 × 6,202.38
  4. Step 4: Simplify right side
    13,220.83x = 122,951,471.93
  5. Step 5: Solve for x
    x = 122,951,471.93/13,220.83
  6. Step 6: Final answer
    x = 9,299.83

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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.