Home / 26,185.20-39,200.64-17,284.12

Finding the Fourth Proportional to 26,185.20, 39,200.64 and 17,284.12

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Solution

The fourth proportional to 26,185.20, 39,200.64 and 17,284.12 is: 25,875.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,185.20 : 39,200.64 = 17,284.12 : x
  2. Step 2: Convert to fraction form
    26,185.20/39,200.64 = 17,284.12/x
  3. Step 3: Cross multiply
    26,185.20x = 39,200.64 × 17,284.12
  4. Step 4: Simplify right side
    26,185.20x = 677,548,565.84
  5. Step 5: Solve for x
    x = 677,548,565.84/26,185.20
  6. Step 6: Final answer
    x = 25,875.25

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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.