Home / 36,991.22-51,047.97-20,225.30

Finding the Fourth Proportional to 36,991.22, 51,047.97 and 20,225.30

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Solution

The fourth proportional to 36,991.22, 51,047.97 and 20,225.30 is: 27,910.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,991.22 : 51,047.97 = 20,225.30 : x
  2. Step 2: Convert to fraction form
    36,991.22/51,047.97 = 20,225.30/x
  3. Step 3: Cross multiply
    36,991.22x = 51,047.97 × 20,225.30
  4. Step 4: Simplify right side
    36,991.22x = 1,032,460,507.64
  5. Step 5: Solve for x
    x = 1,032,460,507.64/36,991.22
  6. Step 6: Final answer
    x = 27,910.96

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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.