Home / 36,648.08-54,979.60-11,687.44

Finding the Fourth Proportional to 36,648.08, 54,979.60 and 11,687.44

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Solution

The fourth proportional to 36,648.08, 54,979.60 and 11,687.44 is: 17,533.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,648.08 : 54,979.60 = 11,687.44 : x
  2. Step 2: Convert to fraction form
    36,648.08/54,979.60 = 11,687.44/x
  3. Step 3: Cross multiply
    36,648.08x = 54,979.60 × 11,687.44
  4. Step 4: Simplify right side
    36,648.08x = 642,570,776.22
  5. Step 5: Solve for x
    x = 642,570,776.22/36,648.08
  6. Step 6: Final answer
    x = 17,533.55

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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.