Home / 26,538.06-39,811.97-8,769.60

Finding the Fourth Proportional to 26,538.06, 39,811.97 and 8,769.60

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Solution

The fourth proportional to 26,538.06, 39,811.97 and 8,769.60 is: 13,156.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,538.06 : 39,811.97 = 8,769.60 : x
  2. Step 2: Convert to fraction form
    26,538.06/39,811.97 = 8,769.60/x
  3. Step 3: Cross multiply
    26,538.06x = 39,811.97 × 8,769.60
  4. Step 4: Simplify right side
    26,538.06x = 349,135,074.04
  5. Step 5: Solve for x
    x = 349,135,074.04/26,538.06
  6. Step 6: Final answer
    x = 13,156.01

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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.