Home / 16,836.84-25,255.80-5,743.08

Finding the Fourth Proportional to 16,836.84, 25,255.80 and 5,743.08

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Solution

The fourth proportional to 16,836.84, 25,255.80 and 5,743.08 is: 8,614.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836.84 : 25,255.80 = 5,743.08 : x
  2. Step 2: Convert to fraction form
    16,836.84/25,255.80 = 5,743.08/x
  3. Step 3: Cross multiply
    16,836.84x = 25,255.80 × 5,743.08
  4. Step 4: Simplify right side
    16,836.84x = 145,046,079.86
  5. Step 5: Solve for x
    x = 145,046,079.86/16,836.84
  6. Step 6: Final answer
    x = 8,614.80

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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.