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Finding the Fourth Proportional to 17,710.52, 26,582.16 and 8,951.60

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Solution

The fourth proportional to 17,710.52, 26,582.16 and 8,951.60 is: 13,435.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,710.52 : 26,582.16 = 8,951.60 : x
  2. Step 2: Convert to fraction form
    17,710.52/26,582.16 = 8,951.60/x
  3. Step 3: Cross multiply
    17,710.52x = 26,582.16 × 8,951.60
  4. Step 4: Simplify right side
    17,710.52x = 237,952,863.46
  5. Step 5: Solve for x
    x = 237,952,863.46/17,710.52
  6. Step 6: Final answer
    x = 13,435.68

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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.