Home / 19,247.90-28,873.87-5,208.03

Finding the Fourth Proportional to 19,247.90, 28,873.87 and 5,208.03

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Solution

The fourth proportional to 19,247.90, 28,873.87 and 5,208.03 is: 7,812.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,247.90 : 28,873.87 = 5,208.03 : x
  2. Step 2: Convert to fraction form
    19,247.90/28,873.87 = 5,208.03/x
  3. Step 3: Cross multiply
    19,247.90x = 28,873.87 × 5,208.03
  4. Step 4: Simplify right side
    19,247.90x = 150,375,968.16
  5. Step 5: Solve for x
    x = 150,375,968.16/19,247.90
  6. Step 6: Final answer
    x = 7,812.59

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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.