Home / 36,091.31-49,807.10-20,176.43

Finding the Fourth Proportional to 36,091.31, 49,807.10 and 20,176.43

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Solution

The fourth proportional to 36,091.31, 49,807.10 and 20,176.43 is: 27,844.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,091.31 : 49,807.10 = 20,176.43 : x
  2. Step 2: Convert to fraction form
    36,091.31/49,807.10 = 20,176.43/x
  3. Step 3: Cross multiply
    36,091.31x = 49,807.10 × 20,176.43
  4. Step 4: Simplify right side
    36,091.31x = 1,004,929,268.06
  5. Step 5: Solve for x
    x = 1,004,929,268.06/36,091.31
  6. Step 6: Final answer
    x = 27,844.08

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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.