Home / 16,830.92-23,230.08-11,165.96

Finding the Fourth Proportional to 16,830.92, 23,230.08 and 11,165.96

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Solution

The fourth proportional to 16,830.92, 23,230.08 and 11,165.96 is: 15,411.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,830.92 : 23,230.08 = 11,165.96 : x
  2. Step 2: Convert to fraction form
    16,830.92/23,230.08 = 11,165.96/x
  3. Step 3: Cross multiply
    16,830.92x = 23,230.08 × 11,165.96
  4. Step 4: Simplify right side
    16,830.92x = 259,386,144.08
  5. Step 5: Solve for x
    x = 259,386,144.08/16,830.92
  6. Step 6: Final answer
    x = 15,411.29

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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.