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Finding the Fourth Proportional to 17,565.60, 26,348.40 and 6,468.60

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Solution

The fourth proportional to 17,565.60, 26,348.40 and 6,468.60 is: 9,702.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,565.60 : 26,348.40 = 6,468.60 : x
  2. Step 2: Convert to fraction form
    17,565.60/26,348.40 = 6,468.60/x
  3. Step 3: Cross multiply
    17,565.60x = 26,348.40 × 6,468.60
  4. Step 4: Simplify right side
    17,565.60x = 170,437,260.24
  5. Step 5: Solve for x
    x = 170,437,260.24/17,565.60
  6. Step 6: Final answer
    x = 9,702.90

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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.