Home / 26,104.32-39,164.40-8,575.20

Finding the Fourth Proportional to 26,104.32, 39,164.40 and 8,575.20

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Solution

The fourth proportional to 26,104.32, 39,164.40 and 8,575.20 is: 12,865.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,104.32 : 39,164.40 = 8,575.20 : x
  2. Step 2: Convert to fraction form
    26,104.32/39,164.40 = 8,575.20/x
  3. Step 3: Cross multiply
    26,104.32x = 39,164.40 × 8,575.20
  4. Step 4: Simplify right side
    26,104.32x = 335,842,562.88
  5. Step 5: Solve for x
    x = 335,842,562.88/26,104.32
  6. Step 6: Final answer
    x = 12,865.40

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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.