Home / 36,345.60-54,523.80-11,387.88

Finding the Fourth Proportional to 36,345.60, 54,523.80 and 11,387.88

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Solution

The fourth proportional to 36,345.60, 54,523.80 and 11,387.88 is: 17,083.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,345.60 : 54,523.80 = 11,387.88 : x
  2. Step 2: Convert to fraction form
    36,345.60/54,523.80 = 11,387.88/x
  3. Step 3: Cross multiply
    36,345.60x = 54,523.80 × 11,387.88
  4. Step 4: Simplify right side
    36,345.60x = 620,910,491.54
  5. Step 5: Solve for x
    x = 620,910,491.54/36,345.60
  6. Step 6: Final answer
    x = 17,083.51

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1.5x scale

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.