Home / 36,205.34-49,960.64-20,286.71

Finding the Fourth Proportional to 36,205.34, 49,960.64 and 20,286.71

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Solution

The fourth proportional to 36,205.34, 49,960.64 and 20,286.71 is: 27,994.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,205.34 : 49,960.64 = 20,286.71 : x
  2. Step 2: Convert to fraction form
    36,205.34/49,960.64 = 20,286.71/x
  3. Step 3: Cross multiply
    36,205.34x = 49,960.64 × 20,286.71
  4. Step 4: Simplify right side
    36,205.34x = 1,013,537,015.09
  5. Step 5: Solve for x
    x = 1,013,537,015.09/36,205.34
  6. Step 6: Final answer
    x = 27,994.13

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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.