Home / 36,120.76-49,856.30-33,917.88

Finding the Fourth Proportional to 36,120.76, 49,856.30 and 33,917.88

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Solution

The fourth proportional to 36,120.76, 49,856.30 and 33,917.88 is: 46,815.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,120.76 : 49,856.30 = 33,917.88 : x
  2. Step 2: Convert to fraction form
    36,120.76/49,856.30 = 33,917.88/x
  3. Step 3: Cross multiply
    36,120.76x = 49,856.30 × 33,917.88
  4. Step 4: Simplify right side
    36,120.76x = 1,691,020,000.64
  5. Step 5: Solve for x
    x = 1,691,020,000.64/36,120.76
  6. Step 6: Final answer
    x = 46,815.74

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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.