Home / 27,082.62-40,617.43-11,287.87

Finding the Fourth Proportional to 27,082.62, 40,617.43 and 11,287.87

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Solution

The fourth proportional to 27,082.62, 40,617.43 and 11,287.87 is: 16,929.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,082.62 : 40,617.43 = 11,287.87 : x
  2. Step 2: Convert to fraction form
    27,082.62/40,617.43 = 11,287.87/x
  3. Step 3: Cross multiply
    27,082.62x = 40,617.43 × 11,287.87
  4. Step 4: Simplify right side
    27,082.62x = 458,484,139.81
  5. Step 5: Solve for x
    x = 458,484,139.81/27,082.62
  6. Step 6: Final answer
    x = 16,929.09

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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.