Home / 33,091.08-49,696.48-20,635.32

Finding the Fourth Proportional to 33,091.08, 49,696.48 and 20,635.32

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Solution

The fourth proportional to 33,091.08, 49,696.48 and 20,635.32 is: 30,990.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,091.08 : 49,696.48 = 20,635.32 : x
  2. Step 2: Convert to fraction form
    33,091.08/49,696.48 = 20,635.32/x
  3. Step 3: Cross multiply
    33,091.08x = 49,696.48 × 20,635.32
  4. Step 4: Simplify right side
    33,091.08x = 1,025,502,767.67
  5. Step 5: Solve for x
    x = 1,025,502,767.67/33,091.08
  6. Step 6: Final answer
    x = 30,990.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.