Home / 16,861.46-23,265.21-9,784.09

Finding the Fourth Proportional to 16,861.46, 23,265.21 and 9,784.09

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Solution

The fourth proportional to 16,861.46, 23,265.21 and 9,784.09 is: 13,499.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,861.46 : 23,265.21 = 9,784.09 : x
  2. Step 2: Convert to fraction form
    16,861.46/23,265.21 = 9,784.09/x
  3. Step 3: Cross multiply
    16,861.46x = 23,265.21 × 9,784.09
  4. Step 4: Simplify right side
    16,861.46x = 227,628,743.26
  5. Step 5: Solve for x
    x = 227,628,743.26/16,861.46
  6. Step 6: Final answer
    x = 13,499.94

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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.