Home / 36,036.25-54,059.55-11,078.39

Finding the Fourth Proportional to 36,036.25, 54,059.55 and 11,078.39

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Solution

The fourth proportional to 36,036.25, 54,059.55 and 11,078.39 is: 16,619.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,036.25 : 54,059.55 = 11,078.39 : x
  2. Step 2: Convert to fraction form
    36,036.25/54,059.55 = 11,078.39/x
  3. Step 3: Cross multiply
    36,036.25x = 54,059.55 × 11,078.39
  4. Step 4: Simplify right side
    36,036.25x = 598,892,871.73
  5. Step 5: Solve for x
    x = 598,892,871.73/36,036.25
  6. Step 6: Final answer
    x = 16,619.18

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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.