Home / 38,906.36-58,344.84-12,604.04

Finding the Fourth Proportional to 38,906.36, 58,344.84 and 12,604.04

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Solution

The fourth proportional to 38,906.36, 58,344.84 and 12,604.04 is: 18,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,906.36 : 58,344.84 = 12,604.04 : x
  2. Step 2: Convert to fraction form
    38,906.36/58,344.84 = 12,604.04/x
  3. Step 3: Cross multiply
    38,906.36x = 58,344.84 × 12,604.04
  4. Step 4: Simplify right side
    38,906.36x = 735,380,697.15
  5. Step 5: Solve for x
    x = 735,380,697.15/38,906.36
  6. Step 6: Final answer
    x = 18,901.30

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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.