Home / 26,171.23-36,104.39-15,554.83

Finding the Fourth Proportional to 26,171.23, 36,104.39 and 15,554.83

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Solution

The fourth proportional to 26,171.23, 36,104.39 and 15,554.83 is: 21,458.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,171.23 : 36,104.39 = 15,554.83 : x
  2. Step 2: Convert to fraction form
    26,171.23/36,104.39 = 15,554.83/x
  3. Step 3: Cross multiply
    26,171.23x = 36,104.39 × 15,554.83
  4. Step 4: Simplify right side
    26,171.23x = 561,597,570.93
  5. Step 5: Solve for x
    x = 561,597,570.93/26,171.23
  6. Step 6: Final answer
    x = 21,458.59

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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.