Home / 18,760.91-25,875.64-13,093.85

Finding the Fourth Proportional to 18,760.91, 25,875.64 and 13,093.85

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Solution

The fourth proportional to 18,760.91, 25,875.64 and 13,093.85 is: 18,059.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,760.91 : 25,875.64 = 13,093.85 : x
  2. Step 2: Convert to fraction form
    18,760.91/25,875.64 = 13,093.85/x
  3. Step 3: Cross multiply
    18,760.91x = 25,875.64 × 13,093.85
  4. Step 4: Simplify right side
    18,760.91x = 338,811,553.97
  5. Step 5: Solve for x
    x = 338,811,553.97/18,760.91
  6. Step 6: Final answer
    x = 18,059.44

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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.