Home / 55,084.23-82,621.73-21,795.37

Finding the Fourth Proportional to 55,084.23, 82,621.73 and 21,795.37

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Solution

The fourth proportional to 55,084.23, 82,621.73 and 21,795.37 is: 32,691.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,084.23 : 82,621.73 = 21,795.37 : x
  2. Step 2: Convert to fraction form
    55,084.23/82,621.73 = 21,795.37/x
  3. Step 3: Cross multiply
    55,084.23x = 82,621.73 × 21,795.37
  4. Step 4: Simplify right side
    55,084.23x = 1,800,771,023.32
  5. Step 5: Solve for x
    x = 1,800,771,023.32/55,084.23
  6. Step 6: Final answer
    x = 32,691.23

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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.