Home / 27,933.10-41,911.80-14,082.10

Finding the Fourth Proportional to 27,933.10, 41,911.80 and 14,082.10

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Solution

The fourth proportional to 27,933.10, 41,911.80 and 14,082.10 is: 21,129.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,933.10 : 41,911.80 = 14,082.10 : x
  2. Step 2: Convert to fraction form
    27,933.10/41,911.80 = 14,082.10/x
  3. Step 3: Cross multiply
    27,933.10x = 41,911.80 × 14,082.10
  4. Step 4: Simplify right side
    27,933.10x = 590,206,158.78
  5. Step 5: Solve for x
    x = 590,206,158.78/27,933.10
  6. Step 6: Final answer
    x = 21,129.28

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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.