Home / 36,724.28-50,683.83-21,820.28

Finding the Fourth Proportional to 36,724.28, 50,683.83 and 21,820.28

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Solution

The fourth proportional to 36,724.28, 50,683.83 and 21,820.28 is: 30,114.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,724.28 : 50,683.83 = 21,820.28 : x
  2. Step 2: Convert to fraction form
    36,724.28/50,683.83 = 21,820.28/x
  3. Step 3: Cross multiply
    36,724.28x = 50,683.83 × 21,820.28
  4. Step 4: Simplify right side
    36,724.28x = 1,105,935,362.07
  5. Step 5: Solve for x
    x = 1,105,935,362.07/36,724.28
  6. Step 6: Final answer
    x = 30,114.56

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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.