Home / 16,883.10-23,314.23-11,310.30

Finding the Fourth Proportional to 16,883.10, 23,314.23 and 11,310.30

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Solution

The fourth proportional to 16,883.10, 23,314.23 and 11,310.30 is: 15,618.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,883.10 : 23,314.23 = 11,310.30 : x
  2. Step 2: Convert to fraction form
    16,883.10/23,314.23 = 11,310.30/x
  3. Step 3: Cross multiply
    16,883.10x = 23,314.23 × 11,310.30
  4. Step 4: Simplify right side
    16,883.10x = 263,690,935.57
  5. Step 5: Solve for x
    x = 263,690,935.57/16,883.10
  6. Step 6: Final answer
    x = 15,618.63

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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.