Home / 19,936.08-29,904.06-9,402.60

Finding the Fourth Proportional to 19,936.08, 29,904.06 and 9,402.60

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Solution

The fourth proportional to 19,936.08, 29,904.06 and 9,402.60 is: 14,103.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936.08 : 29,904.06 = 9,402.60 : x
  2. Step 2: Convert to fraction form
    19,936.08/29,904.06 = 9,402.60/x
  3. Step 3: Cross multiply
    19,936.08x = 29,904.06 × 9,402.60
  4. Step 4: Simplify right side
    19,936.08x = 281,175,914.56
  5. Step 5: Solve for x
    x = 281,175,914.56/19,936.08
  6. Step 6: Final answer
    x = 14,103.87

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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.