Home / 11,723.55-17,623.43-9,408.92

Finding the Fourth Proportional to 11,723.55, 17,623.43 and 9,408.92

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Solution

The fourth proportional to 11,723.55, 17,623.43 and 9,408.92 is: 14,143.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,723.55 : 17,623.43 = 9,408.92 : x
  2. Step 2: Convert to fraction form
    11,723.55/17,623.43 = 9,408.92/x
  3. Step 3: Cross multiply
    11,723.55x = 17,623.43 × 9,408.92
  4. Step 4: Simplify right side
    11,723.55x = 165,817,307.83
  5. Step 5: Solve for x
    x = 165,817,307.83/11,723.55
  6. Step 6: Final answer
    x = 14,143.95

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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.