Home / 15,843.84-23,764.32-4,156.80

Finding the Fourth Proportional to 15,843.84, 23,764.32 and 4,156.80

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Solution

The fourth proportional to 15,843.84, 23,764.32 and 4,156.80 is: 6,234.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,843.84 : 23,764.32 = 4,156.80 : x
  2. Step 2: Convert to fraction form
    15,843.84/23,764.32 = 4,156.80/x
  3. Step 3: Cross multiply
    15,843.84x = 23,764.32 × 4,156.80
  4. Step 4: Simplify right side
    15,843.84x = 98,783,525.38
  5. Step 5: Solve for x
    x = 98,783,525.38/15,843.84
  6. Step 6: Final answer
    x = 6,234.82

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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.