Home / 17,778.58-26,673.63-6,091.90

Finding the Fourth Proportional to 17,778.58, 26,673.63 and 6,091.90

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Solution

The fourth proportional to 17,778.58, 26,673.63 and 6,091.90 is: 9,139.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,778.58 : 26,673.63 = 6,091.90 : x
  2. Step 2: Convert to fraction form
    17,778.58/26,673.63 = 6,091.90/x
  3. Step 3: Cross multiply
    17,778.58x = 26,673.63 × 6,091.90
  4. Step 4: Simplify right side
    17,778.58x = 162,493,086.60
  5. Step 5: Solve for x
    x = 162,493,086.60/17,778.58
  6. Step 6: Final answer
    x = 9,139.82

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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.