Home / 16,836.68-23,234.51-9,179.96

Finding the Fourth Proportional to 16,836.68, 23,234.51 and 9,179.96

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Solution

The fourth proportional to 16,836.68, 23,234.51 and 9,179.96 is: 12,668.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836.68 : 23,234.51 = 9,179.96 : x
  2. Step 2: Convert to fraction form
    16,836.68/23,234.51 = 9,179.96/x
  3. Step 3: Cross multiply
    16,836.68x = 23,234.51 × 9,179.96
  4. Step 4: Simplify right side
    16,836.68x = 213,291,779.20
  5. Step 5: Solve for x
    x = 213,291,779.20/16,836.68
  6. Step 6: Final answer
    x = 12,668.28

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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.