Home / 27,347.11-41,020.64-21,116.22

Finding the Fourth Proportional to 27,347.11, 41,020.64 and 21,116.22

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Solution

The fourth proportional to 27,347.11, 41,020.64 and 21,116.22 is: 31,674.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,347.11 : 41,020.64 = 21,116.22 : x
  2. Step 2: Convert to fraction form
    27,347.11/41,020.64 = 21,116.22/x
  3. Step 3: Cross multiply
    27,347.11x = 41,020.64 × 21,116.22
  4. Step 4: Simplify right side
    27,347.11x = 866,200,858.78
  5. Step 5: Solve for x
    x = 866,200,858.78/27,347.11
  6. Step 6: Final answer
    x = 31,674.31

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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.