Home / 36,933.66-55,409.22-11,973.72

Finding the Fourth Proportional to 36,933.66, 55,409.22 and 11,973.72

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Solution

The fourth proportional to 36,933.66, 55,409.22 and 11,973.72 is: 17,963.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,933.66 : 55,409.22 = 11,973.72 : x
  2. Step 2: Convert to fraction form
    36,933.66/55,409.22 = 11,973.72/x
  3. Step 3: Cross multiply
    36,933.66x = 55,409.22 × 11,973.72
  4. Step 4: Simplify right side
    36,933.66x = 663,454,485.70
  5. Step 5: Solve for x
    x = 663,454,485.70/36,933.66
  6. Step 6: Final answer
    x = 17,963.41

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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.