Home / 15,647.91-23,469.36-5,784.94

Finding the Fourth Proportional to 15,647.91, 23,469.36 and 5,784.94

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Solution

The fourth proportional to 15,647.91, 23,469.36 and 5,784.94 is: 8,676.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,647.91 : 23,469.36 = 5,784.94 : x
  2. Step 2: Convert to fraction form
    15,647.91/23,469.36 = 5,784.94/x
  3. Step 3: Cross multiply
    15,647.91x = 23,469.36 × 5,784.94
  4. Step 4: Simplify right side
    15,647.91x = 135,768,839.44
  5. Step 5: Solve for x
    x = 135,768,839.44/15,647.91
  6. Step 6: Final answer
    x = 8,676.48

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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.