Home / 54,977.64-82,510.18-19,927.32

Finding the Fourth Proportional to 54,977.64, 82,510.18 and 19,927.32

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Solution

The fourth proportional to 54,977.64, 82,510.18 and 19,927.32 is: 29,906.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,977.64 : 82,510.18 = 19,927.32 : x
  2. Step 2: Convert to fraction form
    54,977.64/82,510.18 = 19,927.32/x
  3. Step 3: Cross multiply
    54,977.64x = 82,510.18 × 19,927.32
  4. Step 4: Simplify right side
    54,977.64x = 1,644,206,760.12
  5. Step 5: Solve for x
    x = 1,644,206,760.12/54,977.64
  6. Step 6: Final answer
    x = 29,906.83

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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.