Home / 13,269.68-19,904.38-6,245.18

Finding the Fourth Proportional to 13,269.68, 19,904.38 and 6,245.18

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Solution

The fourth proportional to 13,269.68, 19,904.38 and 6,245.18 is: 9,367.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269.68 : 19,904.38 = 6,245.18 : x
  2. Step 2: Convert to fraction form
    13,269.68/19,904.38 = 6,245.18/x
  3. Step 3: Cross multiply
    13,269.68x = 19,904.38 × 6,245.18
  4. Step 4: Simplify right side
    13,269.68x = 124,306,435.89
  5. Step 5: Solve for x
    x = 124,306,435.89/13,269.68
  6. Step 6: Final answer
    x = 9,367.70

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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.