Home / 51,399.86-77,043.11-33,623.14

Finding the Fourth Proportional to 51,399.86, 77,043.11 and 33,623.14

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Solution

The fourth proportional to 51,399.86, 77,043.11 and 33,623.14 is: 50,397.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,399.86 : 77,043.11 = 33,623.14 : x
  2. Step 2: Convert to fraction form
    51,399.86/77,043.11 = 33,623.14/x
  3. Step 3: Cross multiply
    51,399.86x = 77,043.11 × 33,623.14
  4. Step 4: Simplify right side
    51,399.86x = 2,590,431,273.57
  5. Step 5: Solve for x
    x = 2,590,431,273.57/51,399.86
  6. Step 6: Final answer
    x = 50,397.63

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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.