Home / 36,192.12-49,939.32-20,277.24

Finding the Fourth Proportional to 36,192.12, 49,939.32 and 20,277.24

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Solution

The fourth proportional to 36,192.12, 49,939.32 and 20,277.24 is: 27,979.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,192.12 : 49,939.32 = 20,277.24 : x
  2. Step 2: Convert to fraction form
    36,192.12/49,939.32 = 20,277.24/x
  3. Step 3: Cross multiply
    36,192.12x = 49,939.32 × 20,277.24
  4. Step 4: Simplify right side
    36,192.12x = 1,012,631,577.08
  5. Step 5: Solve for x
    x = 1,012,631,577.08/36,192.12
  6. Step 6: Final answer
    x = 27,979.34

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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.