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Finding the Fourth Proportional to 18,523.20, 27,787.22 and 6,038.84

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Solution

The fourth proportional to 18,523.20, 27,787.22 and 6,038.84 is: 9,059.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,523.20 : 27,787.22 = 6,038.84 : x
  2. Step 2: Convert to fraction form
    18,523.20/27,787.22 = 6,038.84/x
  3. Step 3: Cross multiply
    18,523.20x = 27,787.22 × 6,038.84
  4. Step 4: Simplify right side
    18,523.20x = 167,802,575.62
  5. Step 5: Solve for x
    x = 167,802,575.62/18,523.20
  6. Step 6: Final answer
    x = 9,059.05

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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.