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Finding the Fourth Proportional to 22,697.39, 34,039.16 and 18,244.49

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Solution

The fourth proportional to 22,697.39, 34,039.16 and 18,244.49 is: 27,361.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,697.39 : 34,039.16 = 18,244.49 : x
  2. Step 2: Convert to fraction form
    22,697.39/34,039.16 = 18,244.49/x
  3. Step 3: Cross multiply
    22,697.39x = 34,039.16 × 18,244.49
  4. Step 4: Simplify right side
    22,697.39x = 621,027,164.01
  5. Step 5: Solve for x
    x = 621,027,164.01/22,697.39
  6. Step 6: Final answer
    x = 27,361.17

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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.