Home / 21,095.33-29,110.48-11,662.07

Finding the Fourth Proportional to 21,095.33, 29,110.48 and 11,662.07

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Solution

The fourth proportional to 21,095.33, 29,110.48 and 11,662.07 is: 16,093.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,095.33 : 29,110.48 = 11,662.07 : x
  2. Step 2: Convert to fraction form
    21,095.33/29,110.48 = 11,662.07/x
  3. Step 3: Cross multiply
    21,095.33x = 29,110.48 × 11,662.07
  4. Step 4: Simplify right side
    21,095.33x = 339,488,309.94
  5. Step 5: Solve for x
    x = 339,488,309.94/21,095.33
  6. Step 6: Final answer
    x = 16,093.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.