Home / 36,231.39-54,345.35-11,270.84

Finding the Fourth Proportional to 36,231.39, 54,345.35 and 11,270.84

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Solution

The fourth proportional to 36,231.39, 54,345.35 and 11,270.84 is: 16,905.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,231.39 : 54,345.35 = 11,270.84 : x
  2. Step 2: Convert to fraction form
    36,231.39/54,345.35 = 11,270.84/x
  3. Step 3: Cross multiply
    36,231.39x = 54,345.35 × 11,270.84
  4. Step 4: Simplify right side
    36,231.39x = 612,517,416.51
  5. Step 5: Solve for x
    x = 612,517,416.51/36,231.39
  6. Step 6: Final answer
    x = 16,905.71

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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.