Home / 36,150.53-54,228.35-11,187.32

Finding the Fourth Proportional to 36,150.53, 54,228.35 and 11,187.32

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Solution

The fourth proportional to 36,150.53, 54,228.35 and 11,187.32 is: 16,781.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,150.53 : 54,228.35 = 11,187.32 : x
  2. Step 2: Convert to fraction form
    36,150.53/54,228.35 = 11,187.32/x
  3. Step 3: Cross multiply
    36,150.53x = 54,228.35 × 11,187.32
  4. Step 4: Simplify right side
    36,150.53x = 606,669,661.35
  5. Step 5: Solve for x
    x = 606,669,661.35/36,150.53
  6. Step 6: Final answer
    x = 16,781.77

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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.