Home / 36,127.76-49,855.57-20,212.34

Finding the Fourth Proportional to 36,127.76, 49,855.57 and 20,212.34

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Solution

The fourth proportional to 36,127.76, 49,855.57 and 20,212.34 is: 27,892.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,127.76 : 49,855.57 = 20,212.34 : x
  2. Step 2: Convert to fraction form
    36,127.76/49,855.57 = 20,212.34/x
  3. Step 3: Cross multiply
    36,127.76x = 49,855.57 × 20,212.34
  4. Step 4: Simplify right side
    36,127.76x = 1,007,697,431.93
  5. Step 5: Solve for x
    x = 1,007,697,431.93/36,127.76
  6. Step 6: Final answer
    x = 27,892.61

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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.