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Finding the Fourth Proportional to 48,664.26, 72,996.26 and 11,728.26

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Solution

The fourth proportional to 48,664.26, 72,996.26 and 11,728.26 is: 17,592.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,664.26 : 72,996.26 = 11,728.26 : x
  2. Step 2: Convert to fraction form
    48,664.26/72,996.26 = 11,728.26/x
  3. Step 3: Cross multiply
    48,664.26x = 72,996.26 × 11,728.26
  4. Step 4: Simplify right side
    48,664.26x = 856,119,057.67
  5. Step 5: Solve for x
    x = 856,119,057.67/48,664.26
  6. Step 6: Final answer
    x = 17,592.36

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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.