Home / 36,771.36-55,096.56-21,202.08

Finding the Fourth Proportional to 36,771.36, 55,096.56 and 21,202.08

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Solution

The fourth proportional to 36,771.36, 55,096.56 and 21,202.08 is: 31,768.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,771.36 : 55,096.56 = 21,202.08 : x
  2. Step 2: Convert to fraction form
    36,771.36/55,096.56 = 21,202.08/x
  3. Step 3: Cross multiply
    36,771.36x = 55,096.56 × 21,202.08
  4. Step 4: Simplify right side
    36,771.36x = 1,168,161,672.84
  5. Step 5: Solve for x
    x = 1,168,161,672.84/36,771.36
  6. Step 6: Final answer
    x = 31,768.25

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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.