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Finding the Fourth Proportional to 17,600.98, 26,401.46 and 16,434.58

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Solution

The fourth proportional to 17,600.98, 26,401.46 and 16,434.58 is: 24,651.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,600.98 : 26,401.46 = 16,434.58 : x
  2. Step 2: Convert to fraction form
    17,600.98/26,401.46 = 16,434.58/x
  3. Step 3: Cross multiply
    17,600.98x = 26,401.46 × 16,434.58
  4. Step 4: Simplify right side
    17,600.98x = 433,896,906.49
  5. Step 5: Solve for x
    x = 433,896,906.49/17,600.98
  6. Step 6: Final answer
    x = 24,651.86

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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.