Home / 35,273.89-48,670.37-20,361.25

Finding the Fourth Proportional to 35,273.89, 48,670.37 and 20,361.25

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Solution

The fourth proportional to 35,273.89, 48,670.37 and 20,361.25 is: 28,094.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,273.89 : 48,670.37 = 20,361.25 : x
  2. Step 2: Convert to fraction form
    35,273.89/48,670.37 = 20,361.25/x
  3. Step 3: Cross multiply
    35,273.89x = 48,670.37 × 20,361.25
  4. Step 4: Simplify right side
    35,273.89x = 990,989,469.36
  5. Step 5: Solve for x
    x = 990,989,469.36/35,273.89
  6. Step 6: Final answer
    x = 28,094.14

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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.