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Finding the Fourth Proportional to 26,604.60, 39,906.90 and 9,094.20

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Solution

The fourth proportional to 26,604.60, 39,906.90 and 9,094.20 is: 13,641.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,604.60 : 39,906.90 = 9,094.20 : x
  2. Step 2: Convert to fraction form
    26,604.60/39,906.90 = 9,094.20/x
  3. Step 3: Cross multiply
    26,604.60x = 39,906.90 × 9,094.20
  4. Step 4: Simplify right side
    26,604.60x = 362,921,329.98
  5. Step 5: Solve for x
    x = 362,921,329.98/26,604.60
  6. Step 6: Final answer
    x = 13,641.30

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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.