Home / 13,247.43-19,880.48-6,227.76

Finding the Fourth Proportional to 13,247.43, 19,880.48 and 6,227.76

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Solution

The fourth proportional to 13,247.43, 19,880.48 and 6,227.76 is: 9,346.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,247.43 : 19,880.48 = 6,227.76 : x
  2. Step 2: Convert to fraction form
    13,247.43/19,880.48 = 6,227.76/x
  3. Step 3: Cross multiply
    13,247.43x = 19,880.48 × 6,227.76
  4. Step 4: Simplify right side
    13,247.43x = 123,810,826.99
  5. Step 5: Solve for x
    x = 123,810,826.99/13,247.43
  6. Step 6: Final answer
    x = 9,346.03

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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.