Home / 36,154.72-54,232.56-18,615.52

Finding the Fourth Proportional to 36,154.72, 54,232.56 and 18,615.52

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Solution

The fourth proportional to 36,154.72, 54,232.56 and 18,615.52 is: 27,923.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,154.72 : 54,232.56 = 18,615.52 : x
  2. Step 2: Convert to fraction form
    36,154.72/54,232.56 = 18,615.52/x
  3. Step 3: Cross multiply
    36,154.72x = 54,232.56 × 18,615.52
  4. Step 4: Simplify right side
    36,154.72x = 1,009,567,305.33
  5. Step 5: Solve for x
    x = 1,009,567,305.33/36,154.72
  6. Step 6: Final answer
    x = 27,923.53

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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.