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Finding the Fourth Proportional to 17,652.60, 26,465.40 and 8,893.80

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Solution

The fourth proportional to 17,652.60, 26,465.40 and 8,893.80 is: 13,333.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,652.60 : 26,465.40 = 8,893.80 : x
  2. Step 2: Convert to fraction form
    17,652.60/26,465.40 = 8,893.80/x
  3. Step 3: Cross multiply
    17,652.60x = 26,465.40 × 8,893.80
  4. Step 4: Simplify right side
    17,652.60x = 235,377,974.52
  5. Step 5: Solve for x
    x = 235,377,974.52/17,652.60
  6. Step 6: Final answer
    x = 13,333.90

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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.