Home / 36,349.89-50,167.34-20,434

Finding the Fourth Proportional to 36,349.89, 50,167.34 and 20,434

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Solution

The fourth proportional to 36,349.89, 50,167.34 and 20,434 is: 28,201.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,349.89 : 50,167.34 = 20,434 : x
  2. Step 2: Convert to fraction form
    36,349.89/50,167.34 = 20,434/x
  3. Step 3: Cross multiply
    36,349.89x = 50,167.34 × 20,434
  4. Step 4: Simplify right side
    36,349.89x = 1,025,119,425.56
  5. Step 5: Solve for x
    x = 1,025,119,425.56/36,349.89
  6. Step 6: Final answer
    x = 28,201.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.