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Finding the Fourth Proportional to 23,270.60, 34,905.90 and 11,606.60

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Solution

The fourth proportional to 23,270.60, 34,905.90 and 11,606.60 is: 17,409.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,270.60 : 34,905.90 = 11,606.60 : x
  2. Step 2: Convert to fraction form
    23,270.60/34,905.90 = 11,606.60/x
  3. Step 3: Cross multiply
    23,270.60x = 34,905.90 × 11,606.60
  4. Step 4: Simplify right side
    23,270.60x = 405,138,818.94
  5. Step 5: Solve for x
    x = 405,138,818.94/23,270.60
  6. Step 6: Final answer
    x = 17,409.90

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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.