Home / 41,679.81-62,519.82-10,515.06

Finding the Fourth Proportional to 41,679.81, 62,519.82 and 10,515.06

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Solution

The fourth proportional to 41,679.81, 62,519.82 and 10,515.06 is: 15,772.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,679.81 : 62,519.82 = 10,515.06 : x
  2. Step 2: Convert to fraction form
    41,679.81/62,519.82 = 10,515.06/x
  3. Step 3: Cross multiply
    41,679.81x = 62,519.82 × 10,515.06
  4. Step 4: Simplify right side
    41,679.81x = 657,399,814.79
  5. Step 5: Solve for x
    x = 657,399,814.79/41,679.81
  6. Step 6: Final answer
    x = 15,772.62

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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.