Home / 18,376.23-27,565.25-5,229.53

Finding the Fourth Proportional to 18,376.23, 27,565.25 and 5,229.53

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Solution

The fourth proportional to 18,376.23, 27,565.25 and 5,229.53 is: 7,844.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,376.23 : 27,565.25 = 5,229.53 : x
  2. Step 2: Convert to fraction form
    18,376.23/27,565.25 = 5,229.53/x
  3. Step 3: Cross multiply
    18,376.23x = 27,565.25 × 5,229.53
  4. Step 4: Simplify right side
    18,376.23x = 144,153,137.86
  5. Step 5: Solve for x
    x = 144,153,137.86/18,376.23
  6. Step 6: Final answer
    x = 7,844.54

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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.