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Finding the Fourth Proportional to 17,735.60, 26,590.60 and 9,946.80

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Solution

The fourth proportional to 17,735.60, 26,590.60 and 9,946.80 is: 14,913.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,735.60 : 26,590.60 = 9,946.80 : x
  2. Step 2: Convert to fraction form
    17,735.60/26,590.60 = 9,946.80/x
  3. Step 3: Cross multiply
    17,735.60x = 26,590.60 × 9,946.80
  4. Step 4: Simplify right side
    17,735.60x = 264,491,380.08
  5. Step 5: Solve for x
    x = 264,491,380.08/17,735.60
  6. Step 6: Final answer
    x = 14,913.02

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1.5x scale

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.