Home / 36,079.45-49,790.21-20,164.93

Finding the Fourth Proportional to 36,079.45, 49,790.21 and 20,164.93

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Solution

The fourth proportional to 36,079.45, 49,790.21 and 20,164.93 is: 27,827.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,079.45 : 49,790.21 = 20,164.93 : x
  2. Step 2: Convert to fraction form
    36,079.45/49,790.21 = 20,164.93/x
  3. Step 3: Cross multiply
    36,079.45x = 49,790.21 × 20,164.93
  4. Step 4: Simplify right side
    36,079.45x = 1,004,015,998.51
  5. Step 5: Solve for x
    x = 1,004,015,998.51/36,079.45
  6. Step 6: Final answer
    x = 27,827.92

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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.