Home / 39,082.50-58,626.99-11,380.50

Finding the Fourth Proportional to 39,082.50, 58,626.99 and 11,380.50

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Solution

The fourth proportional to 39,082.50, 58,626.99 and 11,380.50 is: 17,071.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,082.50 : 58,626.99 = 11,380.50 : x
  2. Step 2: Convert to fraction form
    39,082.50/58,626.99 = 11,380.50/x
  3. Step 3: Cross multiply
    39,082.50x = 58,626.99 × 11,380.50
  4. Step 4: Simplify right side
    39,082.50x = 667,204,459.70
  5. Step 5: Solve for x
    x = 667,204,459.70/39,082.50
  6. Step 6: Final answer
    x = 17,071.69

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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.