Home / 36,103.72-49,825.43-20,188.17

Finding the Fourth Proportional to 36,103.72, 49,825.43 and 20,188.17

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Solution

The fourth proportional to 36,103.72, 49,825.43 and 20,188.17 is: 27,860.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,103.72 : 49,825.43 = 20,188.17 : x
  2. Step 2: Convert to fraction form
    36,103.72/49,825.43 = 20,188.17/x
  3. Step 3: Cross multiply
    36,103.72x = 49,825.43 × 20,188.17
  4. Step 4: Simplify right side
    36,103.72x = 1,005,884,251.16
  5. Step 5: Solve for x
    x = 1,005,884,251.16/36,103.72
  6. Step 6: Final answer
    x = 27,860.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.