Home / 55,662.08-76,816.76-31,796.51

Finding the Fourth Proportional to 55,662.08, 76,816.76 and 31,796.51

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Solution

The fourth proportional to 55,662.08, 76,816.76 and 31,796.51 is: 43,880.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,662.08 : 76,816.76 = 31,796.51 : x
  2. Step 2: Convert to fraction form
    55,662.08/76,816.76 = 31,796.51/x
  3. Step 3: Cross multiply
    55,662.08x = 76,816.76 × 31,796.51
  4. Step 4: Simplify right side
    55,662.08x = 2,442,504,334.44
  5. Step 5: Solve for x
    x = 2,442,504,334.44/55,662.08
  6. Step 6: Final answer
    x = 43,880.94

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1.5x scale

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.