Home / 23,190.64-34,755.20-12,633.58

Finding the Fourth Proportional to 23,190.64, 34,755.20 and 12,633.58

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Solution

The fourth proportional to 23,190.64, 34,755.20 and 12,633.58 is: 18,933.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,190.64 : 34,755.20 = 12,633.58 : x
  2. Step 2: Convert to fraction form
    23,190.64/34,755.20 = 12,633.58/x
  3. Step 3: Cross multiply
    23,190.64x = 34,755.20 × 12,633.58
  4. Step 4: Simplify right side
    23,190.64x = 439,082,599.62
  5. Step 5: Solve for x
    x = 439,082,599.62/23,190.64
  6. Step 6: Final answer
    x = 18,933.61

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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.