Home / 32,936.72-49,308.14-20,416.55

Finding the Fourth Proportional to 32,936.72, 49,308.14 and 20,416.55

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Solution

The fourth proportional to 32,936.72, 49,308.14 and 20,416.55 is: 30,564.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,936.72 : 49,308.14 = 20,416.55 : x
  2. Step 2: Convert to fraction form
    32,936.72/49,308.14 = 20,416.55/x
  3. Step 3: Cross multiply
    32,936.72x = 49,308.14 × 20,416.55
  4. Step 4: Simplify right side
    32,936.72x = 1,006,701,757.09
  5. Step 5: Solve for x
    x = 1,006,701,757.09/32,936.72
  6. Step 6: Final answer
    x = 30,564.73

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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.