Home / 32,972.70-49,449.45-11,910.30

Finding the Fourth Proportional to 32,972.70, 49,449.45 and 11,910.30

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Solution

The fourth proportional to 32,972.70, 49,449.45 and 11,910.30 is: 17,861.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,972.70 : 49,449.45 = 11,910.30 : x
  2. Step 2: Convert to fraction form
    32,972.70/49,449.45 = 11,910.30/x
  3. Step 3: Cross multiply
    32,972.70x = 49,449.45 × 11,910.30
  4. Step 4: Simplify right side
    32,972.70x = 588,957,784.34
  5. Step 5: Solve for x
    x = 588,957,784.34/32,972.70
  6. Step 6: Final answer
    x = 17,861.98

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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.