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Finding the Fourth Proportional to 23,682.60, 35,523.90 and 19,454.40

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Solution

The fourth proportional to 23,682.60, 35,523.90 and 19,454.40 is: 29,181.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,682.60 : 35,523.90 = 19,454.40 : x
  2. Step 2: Convert to fraction form
    23,682.60/35,523.90 = 19,454.40/x
  3. Step 3: Cross multiply
    23,682.60x = 35,523.90 × 19,454.40
  4. Step 4: Simplify right side
    23,682.60x = 691,096,160.16
  5. Step 5: Solve for x
    x = 691,096,160.16/23,682.60
  6. Step 6: Final answer
    x = 29,181.60

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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.