Home / 17,661.24-26,474.58-8,433.72

Finding the Fourth Proportional to 17,661.24, 26,474.58 and 8,433.72

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Solution

The fourth proportional to 17,661.24, 26,474.58 and 8,433.72 is: 12,642.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,661.24 : 26,474.58 = 8,433.72 : x
  2. Step 2: Convert to fraction form
    17,661.24/26,474.58 = 8,433.72/x
  3. Step 3: Cross multiply
    17,661.24x = 26,474.58 × 8,433.72
  4. Step 4: Simplify right side
    17,661.24x = 223,279,194.84
  5. Step 5: Solve for x
    x = 223,279,194.84/17,661.24
  6. Step 6: Final answer
    x = 12,642.33

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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.