Home / 14,474.50-21,713.78-4,480.08

Finding the Fourth Proportional to 14,474.50, 21,713.78 and 4,480.08

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Solution

The fourth proportional to 14,474.50, 21,713.78 and 4,480.08 is: 6,720.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,474.50 : 21,713.78 = 4,480.08 : x
  2. Step 2: Convert to fraction form
    14,474.50/21,713.78 = 4,480.08/x
  3. Step 3: Cross multiply
    14,474.50x = 21,713.78 × 4,480.08
  4. Step 4: Simplify right side
    14,474.50x = 97,279,471.50
  5. Step 5: Solve for x
    x = 97,279,471.50/14,474.50
  6. Step 6: Final answer
    x = 6,720.75

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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.