Home / 26,171.07-39,261.66-11,177.97

Finding the Fourth Proportional to 26,171.07, 39,261.66 and 11,177.97

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Solution

The fourth proportional to 26,171.07, 39,261.66 and 11,177.97 is: 16,769.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,171.07 : 39,261.66 = 11,177.97 : x
  2. Step 2: Convert to fraction form
    26,171.07/39,261.66 = 11,177.97/x
  3. Step 3: Cross multiply
    26,171.07x = 39,261.66 × 11,177.97
  4. Step 4: Simplify right side
    26,171.07x = 438,865,657.63
  5. Step 5: Solve for x
    x = 438,865,657.63/26,171.07
  6. Step 6: Final answer
    x = 16,769.11

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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.