Home / 36,982.98-51,032.97-21,881.34

Finding the Fourth Proportional to 36,982.98, 51,032.97 and 21,881.34

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Solution

The fourth proportional to 36,982.98, 51,032.97 and 21,881.34 is: 30,194.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,982.98 : 51,032.97 = 21,881.34 : x
  2. Step 2: Convert to fraction form
    36,982.98/51,032.97 = 21,881.34/x
  3. Step 3: Cross multiply
    36,982.98x = 51,032.97 × 21,881.34
  4. Step 4: Simplify right side
    36,982.98x = 1,116,669,767.78
  5. Step 5: Solve for x
    x = 1,116,669,767.78/36,982.98
  6. Step 6: Final answer
    x = 30,194.15

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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.