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Finding the Fourth Proportional to 18,334.26, 27,494.55 and 7,237.26

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Solution

The fourth proportional to 18,334.26, 27,494.55 and 7,237.26 is: 10,853.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334.26 : 27,494.55 = 7,237.26 : x
  2. Step 2: Convert to fraction form
    18,334.26/27,494.55 = 7,237.26/x
  3. Step 3: Cross multiply
    18,334.26x = 27,494.55 × 7,237.26
  4. Step 4: Simplify right side
    18,334.26x = 198,985,206.93
  5. Step 5: Solve for x
    x = 198,985,206.93/18,334.26
  6. Step 6: Final answer
    x = 10,853.19

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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.