Home / 36,690.14-55,027.50-10,387.82

Finding the Fourth Proportional to 36,690.14, 55,027.50 and 10,387.82

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Solution

The fourth proportional to 36,690.14, 55,027.50 and 10,387.82 is: 15,579.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,690.14 : 55,027.50 = 10,387.82 : x
  2. Step 2: Convert to fraction form
    36,690.14/55,027.50 = 10,387.82/x
  3. Step 3: Cross multiply
    36,690.14x = 55,027.50 × 10,387.82
  4. Step 4: Simplify right side
    36,690.14x = 571,615,765.05
  5. Step 5: Solve for x
    x = 571,615,765.05/36,690.14
  6. Step 6: Final answer
    x = 15,579.55

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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.