Home / 36,187.36-49,939.68-20,268.16

Finding the Fourth Proportional to 36,187.36, 49,939.68 and 20,268.16

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Solution

The fourth proportional to 36,187.36, 49,939.68 and 20,268.16 is: 27,970.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,187.36 : 49,939.68 = 20,268.16 : x
  2. Step 2: Convert to fraction form
    36,187.36/49,939.68 = 20,268.16/x
  3. Step 3: Cross multiply
    36,187.36x = 49,939.68 × 20,268.16
  4. Step 4: Simplify right side
    36,187.36x = 1,012,185,424.59
  5. Step 5: Solve for x
    x = 1,012,185,424.59/36,187.36
  6. Step 6: Final answer
    x = 27,970.69

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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.