Home / 14,213.68-21,315.68-4,850.08

Finding the Fourth Proportional to 14,213.68, 21,315.68 and 4,850.08

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Solution

The fourth proportional to 14,213.68, 21,315.68 and 4,850.08 is: 7,273.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213.68 : 21,315.68 = 4,850.08 : x
  2. Step 2: Convert to fraction form
    14,213.68/21,315.68 = 4,850.08/x
  3. Step 3: Cross multiply
    14,213.68x = 21,315.68 × 4,850.08
  4. Step 4: Simplify right side
    14,213.68x = 103,382,753.25
  5. Step 5: Solve for x
    x = 103,382,753.25/14,213.68
  6. Step 6: Final answer
    x = 7,273.47

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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.