Home / 16,729.90-25,072.96-6,857.62

Finding the Fourth Proportional to 16,729.90, 25,072.96 and 6,857.62

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Solution

The fourth proportional to 16,729.90, 25,072.96 and 6,857.62 is: 10,277.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729.90 : 25,072.96 = 6,857.62 : x
  2. Step 2: Convert to fraction form
    16,729.90/25,072.96 = 6,857.62/x
  3. Step 3: Cross multiply
    16,729.90x = 25,072.96 × 6,857.62
  4. Step 4: Simplify right side
    16,729.90x = 171,940,831.96
  5. Step 5: Solve for x
    x = 171,940,831.96/16,729.90
  6. Step 6: Final answer
    x = 10,277.46

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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.