Home / 11,223.23-16,837.73-3,432.02

Finding the Fourth Proportional to 11,223.23, 16,837.73 and 3,432.02

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Solution

The fourth proportional to 11,223.23, 16,837.73 and 3,432.02 is: 5,148.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223.23 : 16,837.73 = 3,432.02 : x
  2. Step 2: Convert to fraction form
    11,223.23/16,837.73 = 3,432.02/x
  3. Step 3: Cross multiply
    11,223.23x = 16,837.73 × 3,432.02
  4. Step 4: Simplify right side
    11,223.23x = 57,787,426.11
  5. Step 5: Solve for x
    x = 57,787,426.11/11,223.23
  6. Step 6: Final answer
    x = 5,148.91

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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.