Home / 33,308.63-49,938.24-20,157.87

Finding the Fourth Proportional to 33,308.63, 49,938.24 and 20,157.87

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Solution

The fourth proportional to 33,308.63, 49,938.24 and 20,157.87 is: 30,221.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,308.63 : 49,938.24 = 20,157.87 : x
  2. Step 2: Convert to fraction form
    33,308.63/49,938.24 = 20,157.87/x
  3. Step 3: Cross multiply
    33,308.63x = 49,938.24 × 20,157.87
  4. Step 4: Simplify right side
    33,308.63x = 1,006,648,699.42
  5. Step 5: Solve for x
    x = 1,006,648,699.42/33,308.63
  6. Step 6: Final answer
    x = 30,221.86

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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.