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Finding the Fourth Proportional to 18,373.14, 27,559.77 and 4,522.14

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Solution

The fourth proportional to 18,373.14, 27,559.77 and 4,522.14 is: 6,783.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,373.14 : 27,559.77 = 4,522.14 : x
  2. Step 2: Convert to fraction form
    18,373.14/27,559.77 = 4,522.14/x
  3. Step 3: Cross multiply
    18,373.14x = 27,559.77 × 4,522.14
  4. Step 4: Simplify right side
    18,373.14x = 124,629,138.31
  5. Step 5: Solve for x
    x = 124,629,138.31/18,373.14
  6. Step 6: Final answer
    x = 6,783.22

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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.