Home / 17,390.32-26,087.52-5,539.97

Finding the Fourth Proportional to 17,390.32, 26,087.52 and 5,539.97

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Solution

The fourth proportional to 17,390.32, 26,087.52 and 5,539.97 is: 8,310.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,390.32 : 26,087.52 = 5,539.97 : x
  2. Step 2: Convert to fraction form
    17,390.32/26,087.52 = 5,539.97/x
  3. Step 3: Cross multiply
    17,390.32x = 26,087.52 × 5,539.97
  4. Step 4: Simplify right side
    17,390.32x = 144,524,164.17
  5. Step 5: Solve for x
    x = 144,524,164.17/17,390.32
  6. Step 6: Final answer
    x = 8,310.61

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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.