Home / 11,568.29-17,336.03-8,455.46

Finding the Fourth Proportional to 11,568.29, 17,336.03 and 8,455.46

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Solution

The fourth proportional to 11,568.29, 17,336.03 and 8,455.46 is: 12,671.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,568.29 : 17,336.03 = 8,455.46 : x
  2. Step 2: Convert to fraction form
    11,568.29/17,336.03 = 8,455.46/x
  3. Step 3: Cross multiply
    11,568.29x = 17,336.03 × 8,455.46
  4. Step 4: Simplify right side
    11,568.29x = 146,583,979.27
  5. Step 5: Solve for x
    x = 146,583,979.27/11,568.29
  6. Step 6: Final answer
    x = 12,671.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.