Home / 26,269.06-39,403.59-8,738.86

Finding the Fourth Proportional to 26,269.06, 39,403.59 and 8,738.86

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Solution

The fourth proportional to 26,269.06, 39,403.59 and 8,738.86 is: 13,108.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,269.06 : 39,403.59 = 8,738.86 : x
  2. Step 2: Convert to fraction form
    26,269.06/39,403.59 = 8,738.86/x
  3. Step 3: Cross multiply
    26,269.06x = 39,403.59 × 8,738.86
  4. Step 4: Simplify right side
    26,269.06x = 344,342,456.51
  5. Step 5: Solve for x
    x = 344,342,456.51/26,269.06
  6. Step 6: Final answer
    x = 13,108.29

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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.