Home / 11,223.58-16,837.80-3,432.19

Finding the Fourth Proportional to 11,223.58, 16,837.80 and 3,432.19

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Solution

The fourth proportional to 11,223.58, 16,837.80 and 3,432.19 is: 5,149.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223.58 : 16,837.80 = 3,432.19 : x
  2. Step 2: Convert to fraction form
    11,223.58/16,837.80 = 3,432.19/x
  3. Step 3: Cross multiply
    11,223.58x = 16,837.80 × 3,432.19
  4. Step 4: Simplify right side
    11,223.58x = 57,790,528.78
  5. Step 5: Solve for x
    x = 57,790,528.78/11,223.58
  6. Step 6: Final answer
    x = 5,149.03

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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.