Home / 26,578.62-39,840.58-11,794.50

Finding the Fourth Proportional to 26,578.62, 39,840.58 and 11,794.50

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Solution

The fourth proportional to 26,578.62, 39,840.58 and 11,794.50 is: 17,679.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,578.62 : 39,840.58 = 11,794.50 : x
  2. Step 2: Convert to fraction form
    26,578.62/39,840.58 = 11,794.50/x
  3. Step 3: Cross multiply
    26,578.62x = 39,840.58 × 11,794.50
  4. Step 4: Simplify right side
    26,578.62x = 469,899,720.81
  5. Step 5: Solve for x
    x = 469,899,720.81/26,578.62
  6. Step 6: Final answer
    x = 17,679.61

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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.