Home / 53,629.31-73,989.32-33,478.54

Finding the Fourth Proportional to 53,629.31, 73,989.32 and 33,478.54

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Solution

The fourth proportional to 53,629.31, 73,989.32 and 33,478.54 is: 46,188.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,629.31 : 73,989.32 = 33,478.54 : x
  2. Step 2: Convert to fraction form
    53,629.31/73,989.32 = 33,478.54/x
  3. Step 3: Cross multiply
    53,629.31x = 73,989.32 × 33,478.54
  4. Step 4: Simplify right side
    53,629.31x = 2,477,054,056.83
  5. Step 5: Solve for x
    x = 2,477,054,056.83/53,629.31
  6. Step 6: Final answer
    x = 46,188.44

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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.