Home / 35,964.26-49,634.85-20,857.38

Finding the Fourth Proportional to 35,964.26, 49,634.85 and 20,857.38

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Solution

The fourth proportional to 35,964.26, 49,634.85 and 20,857.38 is: 28,785.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,964.26 : 49,634.85 = 20,857.38 : x
  2. Step 2: Convert to fraction form
    35,964.26/49,634.85 = 20,857.38/x
  3. Step 3: Cross multiply
    35,964.26x = 49,634.85 × 20,857.38
  4. Step 4: Simplify right side
    35,964.26x = 1,035,252,927.69
  5. Step 5: Solve for x
    x = 1,035,252,927.69/35,964.26
  6. Step 6: Final answer
    x = 28,785.61

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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.