Home / 26,190.96-39,285.38-6,469.02

Finding the Fourth Proportional to 26,190.96, 39,285.38 and 6,469.02

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Solution

The fourth proportional to 26,190.96, 39,285.38 and 6,469.02 is: 9,703.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190.96 : 39,285.38 = 6,469.02 : x
  2. Step 2: Convert to fraction form
    26,190.96/39,285.38 = 6,469.02/x
  3. Step 3: Cross multiply
    26,190.96x = 39,285.38 × 6,469.02
  4. Step 4: Simplify right side
    26,190.96x = 254,137,876.58
  5. Step 5: Solve for x
    x = 254,137,876.58/26,190.96
  6. Step 6: Final answer
    x = 9,703.27

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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.