Home / 34,921.86-52,393.09-20,141.38

Finding the Fourth Proportional to 34,921.86, 52,393.09 and 20,141.38

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Solution

The fourth proportional to 34,921.86, 52,393.09 and 20,141.38 is: 30,218.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,921.86 : 52,393.09 = 20,141.38 : x
  2. Step 2: Convert to fraction form
    34,921.86/52,393.09 = 20,141.38/x
  3. Step 3: Cross multiply
    34,921.86x = 52,393.09 × 20,141.38
  4. Step 4: Simplify right side
    34,921.86x = 1,055,269,135.06
  5. Step 5: Solve for x
    x = 1,055,269,135.06/34,921.86
  6. Step 6: Final answer
    x = 30,218.01

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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.