Home / 16,863.96-23,265.48-9,786.12

Finding the Fourth Proportional to 16,863.96, 23,265.48 and 9,786.12

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Solution

The fourth proportional to 16,863.96, 23,265.48 and 9,786.12 is: 13,500.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,863.96 : 23,265.48 = 9,786.12 : x
  2. Step 2: Convert to fraction form
    16,863.96/23,265.48 = 9,786.12/x
  3. Step 3: Cross multiply
    16,863.96x = 23,265.48 × 9,786.12
  4. Step 4: Simplify right side
    16,863.96x = 227,678,779.14
  5. Step 5: Solve for x
    x = 227,678,779.14/16,863.96
  6. Step 6: Final answer
    x = 13,500.91

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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.