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Finding the Fourth Proportional to 18,596.17, 25,664.81 and 11,044.34

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Solution

The fourth proportional to 18,596.17, 25,664.81 and 11,044.34 is: 15,242.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,596.17 : 25,664.81 = 11,044.34 : x
  2. Step 2: Convert to fraction form
    18,596.17/25,664.81 = 11,044.34/x
  3. Step 3: Cross multiply
    18,596.17x = 25,664.81 × 11,044.34
  4. Step 4: Simplify right side
    18,596.17x = 283,450,887.68
  5. Step 5: Solve for x
    x = 283,450,887.68/18,596.17
  6. Step 6: Final answer
    x = 15,242.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.