Home / 30,165.20-41,627.61-16,736.12

Finding the Fourth Proportional to 30,165.20, 41,627.61 and 16,736.12

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Solution

The fourth proportional to 30,165.20, 41,627.61 and 16,736.12 is: 23,095.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,165.20 : 41,627.61 = 16,736.12 : x
  2. Step 2: Convert to fraction form
    30,165.20/41,627.61 = 16,736.12/x
  3. Step 3: Cross multiply
    30,165.20x = 41,627.61 × 16,736.12
  4. Step 4: Simplify right side
    30,165.20x = 696,684,676.27
  5. Step 5: Solve for x
    x = 696,684,676.27/30,165.20
  6. Step 6: Final answer
    x = 23,095.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.