Home / 36,081.25-49,794.45-20,165.76

Finding the Fourth Proportional to 36,081.25, 49,794.45 and 20,165.76

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Solution

The fourth proportional to 36,081.25, 49,794.45 and 20,165.76 is: 27,830.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,081.25 : 49,794.45 = 20,165.76 : x
  2. Step 2: Convert to fraction form
    36,081.25/49,794.45 = 20,165.76/x
  3. Step 3: Cross multiply
    36,081.25x = 49,794.45 × 20,165.76
  4. Step 4: Simplify right side
    36,081.25x = 1,004,142,852.41
  5. Step 5: Solve for x
    x = 1,004,142,852.41/36,081.25
  6. Step 6: Final answer
    x = 27,830.05

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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.