Home / 11,223.35-16,835.03-3,432.09

Finding the Fourth Proportional to 11,223.35, 16,835.03 and 3,432.09

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Solution

The fourth proportional to 11,223.35, 16,835.03 and 3,432.09 is: 5,148.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223.35 : 16,835.03 = 3,432.09 : x
  2. Step 2: Convert to fraction form
    11,223.35/16,835.03 = 3,432.09/x
  3. Step 3: Cross multiply
    11,223.35x = 16,835.03 × 3,432.09
  4. Step 4: Simplify right side
    11,223.35x = 57,779,320.95
  5. Step 5: Solve for x
    x = 57,779,320.95/11,223.35
  6. Step 6: Final answer
    x = 5,148.14

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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.