Home / 36,627.47-54,945.21-11,661.65

Finding the Fourth Proportional to 36,627.47, 54,945.21 and 11,661.65

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Solution

The fourth proportional to 36,627.47, 54,945.21 and 11,661.65 is: 17,493.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,627.47 : 54,945.21 = 11,661.65 : x
  2. Step 2: Convert to fraction form
    36,627.47/54,945.21 = 11,661.65/x
  3. Step 3: Cross multiply
    36,627.47x = 54,945.21 × 11,661.65
  4. Step 4: Simplify right side
    36,627.47x = 640,751,595.91
  5. Step 5: Solve for x
    x = 640,751,595.91/36,627.47
  6. Step 6: Final answer
    x = 17,493.75

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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.