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Finding the Fourth Proportional to 23,940.59, 35,910.86 and 6,409.94

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Solution

The fourth proportional to 23,940.59, 35,910.86 and 6,409.94 is: 9,614.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,940.59 : 35,910.86 = 6,409.94 : x
  2. Step 2: Convert to fraction form
    23,940.59/35,910.86 = 6,409.94/x
  3. Step 3: Cross multiply
    23,940.59x = 35,910.86 × 6,409.94
  4. Step 4: Simplify right side
    23,940.59x = 230,186,246.34
  5. Step 5: Solve for x
    x = 230,186,246.34/23,940.59
  6. Step 6: Final answer
    x = 9,614.90

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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.