Home / 36,127.27-49,856.77-20,211.83

Finding the Fourth Proportional to 36,127.27, 49,856.77 and 20,211.83

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Solution

The fourth proportional to 36,127.27, 49,856.77 and 20,211.83 is: 27,892.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,127.27 : 49,856.77 = 20,211.83 : x
  2. Step 2: Convert to fraction form
    36,127.27/49,856.77 = 20,211.83/x
  3. Step 3: Cross multiply
    36,127.27x = 49,856.77 × 20,211.83
  4. Step 4: Simplify right side
    36,127.27x = 1,007,696,408.84
  5. Step 5: Solve for x
    x = 1,007,696,408.84/36,127.27
  6. Step 6: Final answer
    x = 27,892.96

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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.