Home / 14,324.88-21,466.92-11,190.48

Finding the Fourth Proportional to 14,324.88, 21,466.92 and 11,190.48

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Solution

The fourth proportional to 14,324.88, 21,466.92 and 11,190.48 is: 16,769.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,324.88 : 21,466.92 = 11,190.48 : x
  2. Step 2: Convert to fraction form
    14,324.88/21,466.92 = 11,190.48/x
  3. Step 3: Cross multiply
    14,324.88x = 21,466.92 × 11,190.48
  4. Step 4: Simplify right side
    14,324.88x = 240,225,138.92
  5. Step 5: Solve for x
    x = 240,225,138.92/14,324.88
  6. Step 6: Final answer
    x = 16,769.78

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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.