Home / 16,197.12-22,352.10-9,123.66

Finding the Fourth Proportional to 16,197.12, 22,352.10 and 9,123.66

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Solution

The fourth proportional to 16,197.12, 22,352.10 and 9,123.66 is: 12,590.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,197.12 : 22,352.10 = 9,123.66 : x
  2. Step 2: Convert to fraction form
    16,197.12/22,352.10 = 9,123.66/x
  3. Step 3: Cross multiply
    16,197.12x = 22,352.10 × 9,123.66
  4. Step 4: Simplify right side
    16,197.12x = 203,932,960.69
  5. Step 5: Solve for x
    x = 203,932,960.69/16,197.12
  6. Step 6: Final answer
    x = 12,590.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.