Home / 15,269.14-22,918.49-7,377.21

Finding the Fourth Proportional to 15,269.14, 22,918.49 and 7,377.21

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Solution

The fourth proportional to 15,269.14, 22,918.49 and 7,377.21 is: 11,072.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,269.14 : 22,918.49 = 7,377.21 : x
  2. Step 2: Convert to fraction form
    15,269.14/22,918.49 = 7,377.21/x
  3. Step 3: Cross multiply
    15,269.14x = 22,918.49 × 7,377.21
  4. Step 4: Simplify right side
    15,269.14x = 169,074,545.89
  5. Step 5: Solve for x
    x = 169,074,545.89/15,269.14
  6. Step 6: Final answer
    x = 11,072.96

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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.