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Finding the Fourth Proportional to 15,003.17, 22,491.98 and 9,163.88

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Solution

The fourth proportional to 15,003.17, 22,491.98 and 9,163.88 is: 13,738.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,003.17 : 22,491.98 = 9,163.88 : x
  2. Step 2: Convert to fraction form
    15,003.17/22,491.98 = 9,163.88/x
  3. Step 3: Cross multiply
    15,003.17x = 22,491.98 × 9,163.88
  4. Step 4: Simplify right side
    15,003.17x = 206,113,647.40
  5. Step 5: Solve for x
    x = 206,113,647.40/15,003.17
  6. Step 6: Final answer
    x = 13,738.01

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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.