Home / 36,091.36-49,806.05-20,175.77

Finding the Fourth Proportional to 36,091.36, 49,806.05 and 20,175.77

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Solution

The fourth proportional to 36,091.36, 49,806.05 and 20,175.77 is: 27,842.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,091.36 : 49,806.05 = 20,175.77 : x
  2. Step 2: Convert to fraction form
    36,091.36/49,806.05 = 20,175.77/x
  3. Step 3: Cross multiply
    36,091.36x = 49,806.05 × 20,175.77
  4. Step 4: Simplify right side
    36,091.36x = 1,004,875,409.41
  5. Step 5: Solve for x
    x = 1,004,875,409.41/36,091.36
  6. Step 6: Final answer
    x = 27,842.55

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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.