Home / 54,664.38-82,011.15-19,607.58

Finding the Fourth Proportional to 54,664.38, 82,011.15 and 19,607.58

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Solution

The fourth proportional to 54,664.38, 82,011.15 and 19,607.58 is: 29,416.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,664.38 : 82,011.15 = 19,607.58 : x
  2. Step 2: Convert to fraction form
    54,664.38/82,011.15 = 19,607.58/x
  3. Step 3: Cross multiply
    54,664.38x = 82,011.15 × 19,607.58
  4. Step 4: Simplify right side
    54,664.38x = 1,608,040,184.52
  5. Step 5: Solve for x
    x = 1,608,040,184.52/54,664.38
  6. Step 6: Final answer
    x = 29,416.60

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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.