Home / 36,127.14-49,857.39-20,210.64

Finding the Fourth Proportional to 36,127.14, 49,857.39 and 20,210.64

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Solution

The fourth proportional to 36,127.14, 49,857.39 and 20,210.64 is: 27,891.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,127.14 : 49,857.39 = 20,210.64 : x
  2. Step 2: Convert to fraction form
    36,127.14/49,857.39 = 20,210.64/x
  3. Step 3: Cross multiply
    36,127.14x = 49,857.39 × 20,210.64
  4. Step 4: Simplify right side
    36,127.14x = 1,007,649,760.63
  5. Step 5: Solve for x
    x = 1,007,649,760.63/36,127.14
  6. Step 6: Final answer
    x = 27,891.77

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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.