Home / 14,571.36-21,861.90-4,712.04

Finding the Fourth Proportional to 14,571.36, 21,861.90 and 4,712.04

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Solution

The fourth proportional to 14,571.36, 21,861.90 and 4,712.04 is: 7,069.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,571.36 : 21,861.90 = 4,712.04 : x
  2. Step 2: Convert to fraction form
    14,571.36/21,861.90 = 4,712.04/x
  3. Step 3: Cross multiply
    14,571.36x = 21,861.90 × 4,712.04
  4. Step 4: Simplify right side
    14,571.36x = 103,014,147.28
  5. Step 5: Solve for x
    x = 103,014,147.28/14,571.36
  6. Step 6: Final answer
    x = 7,069.63

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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.