Home / 36,194.78-54,290.73-15,129.38

Finding the Fourth Proportional to 36,194.78, 54,290.73 and 15,129.38

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Solution

The fourth proportional to 36,194.78, 54,290.73 and 15,129.38 is: 22,693.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,194.78 : 54,290.73 = 15,129.38 : x
  2. Step 2: Convert to fraction form
    36,194.78/54,290.73 = 15,129.38/x
  3. Step 3: Cross multiply
    36,194.78x = 54,290.73 × 15,129.38
  4. Step 4: Simplify right side
    36,194.78x = 821,384,813.19
  5. Step 5: Solve for x
    x = 821,384,813.19/36,194.78
  6. Step 6: Final answer
    x = 22,693.46

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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.