Home / 36,913.43-55,356.51-13,214.56

Finding the Fourth Proportional to 36,913.43, 55,356.51 and 13,214.56

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Solution

The fourth proportional to 36,913.43, 55,356.51 and 13,214.56 is: 19,816.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,913.43 : 55,356.51 = 13,214.56 : x
  2. Step 2: Convert to fraction form
    36,913.43/55,356.51 = 13,214.56/x
  3. Step 3: Cross multiply
    36,913.43x = 55,356.51 × 13,214.56
  4. Step 4: Simplify right side
    36,913.43x = 731,511,922.79
  5. Step 5: Solve for x
    x = 731,511,922.79/36,913.43
  6. Step 6: Final answer
    x = 19,816.96

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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.