Home / 16,729.84-25,102.95-6,871.94

Finding the Fourth Proportional to 16,729.84, 25,102.95 and 6,871.94

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Solution

The fourth proportional to 16,729.84, 25,102.95 and 6,871.94 is: 10,311.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729.84 : 25,102.95 = 6,871.94 : x
  2. Step 2: Convert to fraction form
    16,729.84/25,102.95 = 6,871.94/x
  3. Step 3: Cross multiply
    16,729.84x = 25,102.95 × 6,871.94
  4. Step 4: Simplify right side
    16,729.84x = 172,505,909.07
  5. Step 5: Solve for x
    x = 172,505,909.07/16,729.84
  6. Step 6: Final answer
    x = 10,311.27

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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.