Home / 48,729.26-73,094.33-20,645.75

Finding the Fourth Proportional to 48,729.26, 73,094.33 and 20,645.75

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Solution

The fourth proportional to 48,729.26, 73,094.33 and 20,645.75 is: 30,968.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,729.26 : 73,094.33 = 20,645.75 : x
  2. Step 2: Convert to fraction form
    48,729.26/73,094.33 = 20,645.75/x
  3. Step 3: Cross multiply
    48,729.26x = 73,094.33 × 20,645.75
  4. Step 4: Simplify right side
    48,729.26x = 1,509,087,497.95
  5. Step 5: Solve for x
    x = 1,509,087,497.95/48,729.26
  6. Step 6: Final answer
    x = 30,968.81

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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.