Home / 16,764.38-23,135.24-9,211.19

Finding the Fourth Proportional to 16,764.38, 23,135.24 and 9,211.19

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Solution

The fourth proportional to 16,764.38, 23,135.24 and 9,211.19 is: 12,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,764.38 : 23,135.24 = 9,211.19 : x
  2. Step 2: Convert to fraction form
    16,764.38/23,135.24 = 9,211.19/x
  3. Step 3: Cross multiply
    16,764.38x = 23,135.24 × 9,211.19
  4. Step 4: Simplify right side
    16,764.38x = 213,102,929.60
  5. Step 5: Solve for x
    x = 213,102,929.60/16,764.38
  6. Step 6: Final answer
    x = 12,711.65

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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.