Home / 36,015.15-54,022.73-9,719.85

Finding the Fourth Proportional to 36,015.15, 54,022.73 and 9,719.85

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Solution

The fourth proportional to 36,015.15, 54,022.73 and 9,719.85 is: 14,579.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,015.15 : 54,022.73 = 9,719.85 : x
  2. Step 2: Convert to fraction form
    36,015.15/54,022.73 = 9,719.85/x
  3. Step 3: Cross multiply
    36,015.15x = 54,022.73 × 9,719.85
  4. Step 4: Simplify right side
    36,015.15x = 525,092,783.59
  5. Step 5: Solve for x
    x = 525,092,783.59/36,015.15
  6. Step 6: Final answer
    x = 14,579.78

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Similar ratio
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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.