Home / 48,621.26-72,902.73-19,003.82

Finding the Fourth Proportional to 48,621.26, 72,902.73 and 19,003.82

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Solution

The fourth proportional to 48,621.26, 72,902.73 and 19,003.82 is: 28,494.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,621.26 : 72,902.73 = 19,003.82 : x
  2. Step 2: Convert to fraction form
    48,621.26/72,902.73 = 19,003.82/x
  3. Step 3: Cross multiply
    48,621.26x = 72,902.73 × 19,003.82
  4. Step 4: Simplify right side
    48,621.26x = 1,385,430,065.18
  5. Step 5: Solve for x
    x = 1,385,430,065.18/48,621.26
  6. Step 6: Final answer
    x = 28,494.33

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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.