Home / 17,800.38-26,708.27-8,435.16

Finding the Fourth Proportional to 17,800.38, 26,708.27 and 8,435.16

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Solution

The fourth proportional to 17,800.38, 26,708.27 and 8,435.16 is: 12,656.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,800.38 : 26,708.27 = 8,435.16 : x
  2. Step 2: Convert to fraction form
    17,800.38/26,708.27 = 8,435.16/x
  3. Step 3: Cross multiply
    17,800.38x = 26,708.27 × 8,435.16
  4. Step 4: Simplify right side
    17,800.38x = 225,288,488.60
  5. Step 5: Solve for x
    x = 225,288,488.60/17,800.38
  6. Step 6: Final answer
    x = 12,656.39

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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.