Home / 36,716.20-55,076.40-10,418.89

Finding the Fourth Proportional to 36,716.20, 55,076.40 and 10,418.89

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Solution

The fourth proportional to 36,716.20, 55,076.40 and 10,418.89 is: 15,628.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,716.20 : 55,076.40 = 10,418.89 : x
  2. Step 2: Convert to fraction form
    36,716.20/55,076.40 = 10,418.89/x
  3. Step 3: Cross multiply
    36,716.20x = 55,076.40 × 10,418.89
  4. Step 4: Simplify right side
    36,716.20x = 573,834,953.20
  5. Step 5: Solve for x
    x = 573,834,953.20/36,716.20
  6. Step 6: Final answer
    x = 15,628.93

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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.