Home / 26,918.29-40,377.66-9,388.09

Finding the Fourth Proportional to 26,918.29, 40,377.66 and 9,388.09

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Solution

The fourth proportional to 26,918.29, 40,377.66 and 9,388.09 is: 14,082.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,918.29 : 40,377.66 = 9,388.09 : x
  2. Step 2: Convert to fraction form
    26,918.29/40,377.66 = 9,388.09/x
  3. Step 3: Cross multiply
    26,918.29x = 40,377.66 × 9,388.09
  4. Step 4: Simplify right side
    26,918.29x = 379,069,106.07
  5. Step 5: Solve for x
    x = 379,069,106.07/26,918.29
  6. Step 6: Final answer
    x = 14,082.21

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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.