Home / 11,223.32-16,834.97-3,432.14

Finding the Fourth Proportional to 11,223.32, 16,834.97 and 3,432.14

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Solution

The fourth proportional to 11,223.32, 16,834.97 and 3,432.14 is: 5,148.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223.32 : 16,834.97 = 3,432.14 : x
  2. Step 2: Convert to fraction form
    11,223.32/16,834.97 = 3,432.14/x
  3. Step 3: Cross multiply
    11,223.32x = 16,834.97 × 3,432.14
  4. Step 4: Simplify right side
    11,223.32x = 57,779,872.60
  5. Step 5: Solve for x
    x = 57,779,872.60/11,223.32
  6. Step 6: Final answer
    x = 5,148.20

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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.