Home / 19,002.75-28,504.53-6,522.72

Finding the Fourth Proportional to 19,002.75, 28,504.53 and 6,522.72

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Solution

The fourth proportional to 19,002.75, 28,504.53 and 6,522.72 is: 9,784.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,002.75 : 28,504.53 = 6,522.72 : x
  2. Step 2: Convert to fraction form
    19,002.75/28,504.53 = 6,522.72/x
  3. Step 3: Cross multiply
    19,002.75x = 28,504.53 × 6,522.72
  4. Step 4: Simplify right side
    19,002.75x = 185,927,067.92
  5. Step 5: Solve for x
    x = 185,927,067.92/19,002.75
  6. Step 6: Final answer
    x = 9,784.22

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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.