Home / 17,417.88-26,120.12-8,527.73

Finding the Fourth Proportional to 17,417.88, 26,120.12 and 8,527.73

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Solution

The fourth proportional to 17,417.88, 26,120.12 and 8,527.73 is: 12,788.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,417.88 : 26,120.12 = 8,527.73 : x
  2. Step 2: Convert to fraction form
    17,417.88/26,120.12 = 8,527.73/x
  3. Step 3: Cross multiply
    17,417.88x = 26,120.12 × 8,527.73
  4. Step 4: Simplify right side
    17,417.88x = 222,745,157.69
  5. Step 5: Solve for x
    x = 222,745,157.69/17,417.88
  6. Step 6: Final answer
    x = 12,788.30

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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.