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Finding the Fourth Proportional to 17,551.60, 26,337.80 and 6,466.08

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Solution

The fourth proportional to 17,551.60, 26,337.80 and 6,466.08 is: 9,702.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,551.60 : 26,337.80 = 6,466.08 : x
  2. Step 2: Convert to fraction form
    17,551.60/26,337.80 = 6,466.08/x
  3. Step 3: Cross multiply
    17,551.60x = 26,337.80 × 6,466.08
  4. Step 4: Simplify right side
    17,551.60x = 170,302,321.82
  5. Step 5: Solve for x
    x = 170,302,321.82/17,551.60
  6. Step 6: Final answer
    x = 9,702.95

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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.