Home / 36,588.78-54,887.83-11,619.92

Finding the Fourth Proportional to 36,588.78, 54,887.83 and 11,619.92

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Solution

The fourth proportional to 36,588.78, 54,887.83 and 11,619.92 is: 17,431.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,588.78 : 54,887.83 = 11,619.92 : x
  2. Step 2: Convert to fraction form
    36,588.78/54,887.83 = 11,619.92/x
  3. Step 3: Cross multiply
    36,588.78x = 54,887.83 × 11,619.92
  4. Step 4: Simplify right side
    36,588.78x = 637,792,301.74
  5. Step 5: Solve for x
    x = 637,792,301.74/36,588.78
  6. Step 6: Final answer
    x = 17,431.36

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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.