Home / 15,911.44-23,878.19-5,523.19

Finding the Fourth Proportional to 15,911.44, 23,878.19 and 5,523.19

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Solution

The fourth proportional to 15,911.44, 23,878.19 and 5,523.19 is: 8,288.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,911.44 : 23,878.19 = 5,523.19 : x
  2. Step 2: Convert to fraction form
    15,911.44/23,878.19 = 5,523.19/x
  3. Step 3: Cross multiply
    15,911.44x = 23,878.19 × 5,523.19
  4. Step 4: Simplify right side
    15,911.44x = 131,883,734.34
  5. Step 5: Solve for x
    x = 131,883,734.34/15,911.44
  6. Step 6: Final answer
    x = 8,288.61

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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.