Home / 16,830.96-23,223-11,238

Finding the Fourth Proportional to 16,830.96, 23,223 and 11,238

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Solution

The fourth proportional to 16,830.96, 23,223 and 11,238 is: 15,505.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,830.96 : 23,223 = 11,238 : x
  2. Step 2: Convert to fraction form
    16,830.96/23,223 = 11,238/x
  3. Step 3: Cross multiply
    16,830.96x = 23,223 × 11,238
  4. Step 4: Simplify right side
    16,830.96x = 260,980,074
  5. Step 5: Solve for x
    x = 260,980,074/16,830.96
  6. Step 6: Final answer
    x = 15,505.95

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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.