Home / 36,127.84-49,855.24-20,211.94

Finding the Fourth Proportional to 36,127.84, 49,855.24 and 20,211.94

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Solution

The fourth proportional to 36,127.84, 49,855.24 and 20,211.94 is: 27,891.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,127.84 : 49,855.24 = 20,211.94 : x
  2. Step 2: Convert to fraction form
    36,127.84/49,855.24 = 20,211.94/x
  3. Step 3: Cross multiply
    36,127.84x = 49,855.24 × 20,211.94
  4. Step 4: Simplify right side
    36,127.84x = 1,007,671,119.57
  5. Step 5: Solve for x
    x = 1,007,671,119.57/36,127.84
  6. Step 6: Final answer
    x = 27,891.82

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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.