Home / 11,233.80-16,845.29-6,555.18

Finding the Fourth Proportional to 11,233.80, 16,845.29 and 6,555.18

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Solution

The fourth proportional to 11,233.80, 16,845.29 and 6,555.18 is: 9,829.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.80 : 16,845.29 = 6,555.18 : x
  2. Step 2: Convert to fraction form
    11,233.80/16,845.29 = 6,555.18/x
  3. Step 3: Cross multiply
    11,233.80x = 16,845.29 × 6,555.18
  4. Step 4: Simplify right side
    11,233.80x = 110,423,908.10
  5. Step 5: Solve for x
    x = 110,423,908.10/11,233.80
  6. Step 6: Final answer
    x = 9,829.62

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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.