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Finding the Fourth Proportional to 17,635.52, 26,452.56 and 7,247

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Solution

The fourth proportional to 17,635.52, 26,452.56 and 7,247 is: 10,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,635.52 : 26,452.56 = 7,247 : x
  2. Step 2: Convert to fraction form
    17,635.52/26,452.56 = 7,247/x
  3. Step 3: Cross multiply
    17,635.52x = 26,452.56 × 7,247
  4. Step 4: Simplify right side
    17,635.52x = 191,701,702.32
  5. Step 5: Solve for x
    x = 191,701,702.32/17,635.52
  6. Step 6: Final answer
    x = 10,870.20

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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.