Home / 16,861.22-23,267.25-9,307.56

Finding the Fourth Proportional to 16,861.22, 23,267.25 and 9,307.56

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Solution

The fourth proportional to 16,861.22, 23,267.25 and 9,307.56 is: 12,843.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,861.22 : 23,267.25 = 9,307.56 : x
  2. Step 2: Convert to fraction form
    16,861.22/23,267.25 = 9,307.56/x
  3. Step 3: Cross multiply
    16,861.22x = 23,267.25 × 9,307.56
  4. Step 4: Simplify right side
    16,861.22x = 216,561,325.41
  5. Step 5: Solve for x
    x = 216,561,325.41/16,861.22
  6. Step 6: Final answer
    x = 12,843.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.