Home / 18,445.62-27,672.52-5,296.98

Finding the Fourth Proportional to 18,445.62, 27,672.52 and 5,296.98

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Solution

The fourth proportional to 18,445.62, 27,672.52 and 5,296.98 is: 7,946.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445.62 : 27,672.52 = 5,296.98 : x
  2. Step 2: Convert to fraction form
    18,445.62/27,672.52 = 5,296.98/x
  3. Step 3: Cross multiply
    18,445.62x = 27,672.52 × 5,296.98
  4. Step 4: Simplify right side
    18,445.62x = 146,580,784.99
  5. Step 5: Solve for x
    x = 146,580,784.99/18,445.62
  6. Step 6: Final answer
    x = 7,946.64

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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.