Home / 49,389.86-68,157.48-26,728.36

Finding the Fourth Proportional to 49,389.86, 68,157.48 and 26,728.36

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Solution

The fourth proportional to 49,389.86, 68,157.48 and 26,728.36 is: 36,884.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,389.86 : 68,157.48 = 26,728.36 : x
  2. Step 2: Convert to fraction form
    49,389.86/68,157.48 = 26,728.36/x
  3. Step 3: Cross multiply
    49,389.86x = 68,157.48 × 26,728.36
  4. Step 4: Simplify right side
    49,389.86x = 1,821,737,662.13
  5. Step 5: Solve for x
    x = 1,821,737,662.13/49,389.86
  6. Step 6: Final answer
    x = 36,884.85

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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.