Home / 54,814.64-82,222.56-19,754.60

Finding the Fourth Proportional to 54,814.64, 82,222.56 and 19,754.60

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Solution

The fourth proportional to 54,814.64, 82,222.56 and 19,754.60 is: 29,632.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,814.64 : 82,222.56 = 19,754.60 : x
  2. Step 2: Convert to fraction form
    54,814.64/82,222.56 = 19,754.60/x
  3. Step 3: Cross multiply
    54,814.64x = 82,222.56 × 19,754.60
  4. Step 4: Simplify right side
    54,814.64x = 1,624,273,372.66
  5. Step 5: Solve for x
    x = 1,624,273,372.66/54,814.64
  6. Step 6: Final answer
    x = 29,632.11

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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.