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Finding the Fourth Proportional to 18,583.27, 25,644.09 and 10,626.01

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Solution

The fourth proportional to 18,583.27, 25,644.09 and 10,626.01 is: 14,663.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,583.27 : 25,644.09 = 10,626.01 : x
  2. Step 2: Convert to fraction form
    18,583.27/25,644.09 = 10,626.01/x
  3. Step 3: Cross multiply
    18,583.27x = 25,644.09 × 10,626.01
  4. Step 4: Simplify right side
    18,583.27x = 272,494,356.78
  5. Step 5: Solve for x
    x = 272,494,356.78/18,583.27
  6. Step 6: Final answer
    x = 14,663.42

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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.