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Finding the Fourth Proportional to 23,410.15, 35,098.81 and 8,617.15

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Solution

The fourth proportional to 23,410.15, 35,098.81 and 8,617.15 is: 12,919.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,410.15 : 35,098.81 = 8,617.15 : x
  2. Step 2: Convert to fraction form
    23,410.15/35,098.81 = 8,617.15/x
  3. Step 3: Cross multiply
    23,410.15x = 35,098.81 × 8,617.15
  4. Step 4: Simplify right side
    23,410.15x = 302,451,710.59
  5. Step 5: Solve for x
    x = 302,451,710.59/23,410.15
  6. Step 6: Final answer
    x = 12,919.68

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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.