Home / 16,788.09-23,168.13-9,234.98

Finding the Fourth Proportional to 16,788.09, 23,168.13 and 9,234.98

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Solution

The fourth proportional to 16,788.09, 23,168.13 and 9,234.98 is: 12,744.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,788.09 : 23,168.13 = 9,234.98 : x
  2. Step 2: Convert to fraction form
    16,788.09/23,168.13 = 9,234.98/x
  3. Step 3: Cross multiply
    16,788.09x = 23,168.13 × 9,234.98
  4. Step 4: Simplify right side
    16,788.09x = 213,957,217.19
  5. Step 5: Solve for x
    x = 213,957,217.19/16,788.09
  6. Step 6: Final answer
    x = 12,744.58

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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.