Home / 17,335.20-26,003.40-5,489.10

Finding the Fourth Proportional to 17,335.20, 26,003.40 and 5,489.10

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Solution

The fourth proportional to 17,335.20, 26,003.40 and 5,489.10 is: 8,233.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,335.20 : 26,003.40 = 5,489.10 : x
  2. Step 2: Convert to fraction form
    17,335.20/26,003.40 = 5,489.10/x
  3. Step 3: Cross multiply
    17,335.20x = 26,003.40 × 5,489.10
  4. Step 4: Simplify right side
    17,335.20x = 142,735,262.94
  5. Step 5: Solve for x
    x = 142,735,262.94/17,335.20
  6. Step 6: Final answer
    x = 8,233.84

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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.