Home / 36,226.29-54,301.08-12,187.71

Finding the Fourth Proportional to 36,226.29, 54,301.08 and 12,187.71

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Solution

The fourth proportional to 36,226.29, 54,301.08 and 12,187.71 is: 18,268.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,226.29 : 54,301.08 = 12,187.71 : x
  2. Step 2: Convert to fraction form
    36,226.29/54,301.08 = 12,187.71/x
  3. Step 3: Cross multiply
    36,226.29x = 54,301.08 × 12,187.71
  4. Step 4: Simplify right side
    36,226.29x = 661,805,815.73
  5. Step 5: Solve for x
    x = 661,805,815.73/36,226.29
  6. Step 6: Final answer
    x = 18,268.66

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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.