Home / 11,571.40-17,344.68-5,000.68

Finding the Fourth Proportional to 11,571.40, 17,344.68 and 5,000.68

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Solution

The fourth proportional to 11,571.40, 17,344.68 and 5,000.68 is: 7,495.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,571.40 : 17,344.68 = 5,000.68 : x
  2. Step 2: Convert to fraction form
    11,571.40/17,344.68 = 5,000.68/x
  3. Step 3: Cross multiply
    11,571.40x = 17,344.68 × 5,000.68
  4. Step 4: Simplify right side
    11,571.40x = 86,735,194.38
  5. Step 5: Solve for x
    x = 86,735,194.38/11,571.40
  6. Step 6: Final answer
    x = 7,495.65

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1.5x scale

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.