Home / 27,343.45-41,020.80-10,475.29

Finding the Fourth Proportional to 27,343.45, 41,020.80 and 10,475.29

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Solution

The fourth proportional to 27,343.45, 41,020.80 and 10,475.29 is: 15,715.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,343.45 : 41,020.80 = 10,475.29 : x
  2. Step 2: Convert to fraction form
    27,343.45/41,020.80 = 10,475.29/x
  3. Step 3: Cross multiply
    27,343.45x = 41,020.80 × 10,475.29
  4. Step 4: Simplify right side
    27,343.45x = 429,704,776.03
  5. Step 5: Solve for x
    x = 429,704,776.03/27,343.45
  6. Step 6: Final answer
    x = 15,715.09

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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.