Home / 16,729.90-25,099.08-11,809.16

Finding the Fourth Proportional to 16,729.90, 25,099.08 and 11,809.16

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Solution

The fourth proportional to 16,729.90, 25,099.08 and 11,809.16 is: 17,716.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729.90 : 25,099.08 = 11,809.16 : x
  2. Step 2: Convert to fraction form
    16,729.90/25,099.08 = 11,809.16/x
  3. Step 3: Cross multiply
    16,729.90x = 25,099.08 × 11,809.16
  4. Step 4: Simplify right side
    16,729.90x = 296,399,051.57
  5. Step 5: Solve for x
    x = 296,399,051.57/16,729.90
  6. Step 6: Final answer
    x = 17,716.73

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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.