Home / 26,136.36-39,199.91-11,901.57

Finding the Fourth Proportional to 26,136.36, 39,199.91 and 11,901.57

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Solution

The fourth proportional to 26,136.36, 39,199.91 and 11,901.57 is: 17,850.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,136.36 : 39,199.91 = 11,901.57 : x
  2. Step 2: Convert to fraction form
    26,136.36/39,199.91 = 11,901.57/x
  3. Step 3: Cross multiply
    26,136.36x = 39,199.91 × 11,901.57
  4. Step 4: Simplify right side
    26,136.36x = 466,540,443.10
  5. Step 5: Solve for x
    x = 466,540,443.10/26,136.36
  6. Step 6: Final answer
    x = 17,850.25

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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.