Home / 17,517.63-26,275.71-8,154.43

Finding the Fourth Proportional to 17,517.63, 26,275.71 and 8,154.43

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Solution

The fourth proportional to 17,517.63, 26,275.71 and 8,154.43 is: 12,231.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,517.63 : 26,275.71 = 8,154.43 : x
  2. Step 2: Convert to fraction form
    17,517.63/26,275.71 = 8,154.43/x
  3. Step 3: Cross multiply
    17,517.63x = 26,275.71 × 8,154.43
  4. Step 4: Simplify right side
    17,517.63x = 214,263,437.90
  5. Step 5: Solve for x
    x = 214,263,437.90/17,517.63
  6. Step 6: Final answer
    x = 12,231.30

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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.