Home / 26,260.41-39,377.48-8,724.09

Finding the Fourth Proportional to 26,260.41, 39,377.48 and 8,724.09

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Solution

The fourth proportional to 26,260.41, 39,377.48 and 8,724.09 is: 13,081.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,260.41 : 39,377.48 = 8,724.09 : x
  2. Step 2: Convert to fraction form
    26,260.41/39,377.48 = 8,724.09/x
  3. Step 3: Cross multiply
    26,260.41x = 39,377.48 × 8,724.09
  4. Step 4: Simplify right side
    26,260.41x = 343,532,635.87
  5. Step 5: Solve for x
    x = 343,532,635.87/26,260.41
  6. Step 6: Final answer
    x = 13,081.77

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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.