Home / 36,079.86-49,790.07-20,164.17

Finding the Fourth Proportional to 36,079.86, 49,790.07 and 20,164.17

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Solution

The fourth proportional to 36,079.86, 49,790.07 and 20,164.17 is: 27,826.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,079.86 : 49,790.07 = 20,164.17 : x
  2. Step 2: Convert to fraction form
    36,079.86/49,790.07 = 20,164.17/x
  3. Step 3: Cross multiply
    36,079.86x = 49,790.07 × 20,164.17
  4. Step 4: Simplify right side
    36,079.86x = 1,003,975,435.79
  5. Step 5: Solve for x
    x = 1,003,975,435.79/36,079.86
  6. Step 6: Final answer
    x = 27,826.48

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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.