Home / 36,072.38-49,785.35-21,922.49

Finding the Fourth Proportional to 36,072.38, 49,785.35 and 21,922.49

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Solution

The fourth proportional to 36,072.38, 49,785.35 and 21,922.49 is: 30,256.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,072.38 : 49,785.35 = 21,922.49 : x
  2. Step 2: Convert to fraction form
    36,072.38/49,785.35 = 21,922.49/x
  3. Step 3: Cross multiply
    36,072.38x = 49,785.35 × 21,922.49
  4. Step 4: Simplify right side
    36,072.38x = 1,091,418,478.98
  5. Step 5: Solve for x
    x = 1,091,418,478.98/36,072.38
  6. Step 6: Final answer
    x = 30,256.35

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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.