Home / 19,469.54-26,846.61-13,170.98

Finding the Fourth Proportional to 19,469.54, 26,846.61 and 13,170.98

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Solution

The fourth proportional to 19,469.54, 26,846.61 and 13,170.98 is: 18,161.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,469.54 : 26,846.61 = 13,170.98 : x
  2. Step 2: Convert to fraction form
    19,469.54/26,846.61 = 13,170.98/x
  3. Step 3: Cross multiply
    19,469.54x = 26,846.61 × 13,170.98
  4. Step 4: Simplify right side
    19,469.54x = 353,596,163.38
  5. Step 5: Solve for x
    x = 353,596,163.38/19,469.54
  6. Step 6: Final answer
    x = 18,161.51

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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.