Home / 55,334.24-82,921.62-31,568.54

Finding the Fourth Proportional to 55,334.24, 82,921.62 and 31,568.54

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Solution

The fourth proportional to 55,334.24, 82,921.62 and 31,568.54 is: 47,307.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,334.24 : 82,921.62 = 31,568.54 : x
  2. Step 2: Convert to fraction form
    55,334.24/82,921.62 = 31,568.54/x
  3. Step 3: Cross multiply
    55,334.24x = 82,921.62 × 31,568.54
  4. Step 4: Simplify right side
    55,334.24x = 2,617,714,181.61
  5. Step 5: Solve for x
    x = 2,617,714,181.61/55,334.24
  6. Step 6: Final answer
    x = 47,307.31

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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.