Home / 27,887.90-41,840.96-11,239.36

Finding the Fourth Proportional to 27,887.90, 41,840.96 and 11,239.36

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Solution

The fourth proportional to 27,887.90, 41,840.96 and 11,239.36 is: 16,862.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,887.90 : 41,840.96 = 11,239.36 : x
  2. Step 2: Convert to fraction form
    27,887.90/41,840.96 = 11,239.36/x
  3. Step 3: Cross multiply
    27,887.90x = 41,840.96 × 11,239.36
  4. Step 4: Simplify right side
    27,887.90x = 470,265,451.39
  5. Step 5: Solve for x
    x = 470,265,451.39/27,887.90
  6. Step 6: Final answer
    x = 16,862.71

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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.