Home / 54,838.58-82,240.86-19,773.68

Finding the Fourth Proportional to 54,838.58, 82,240.86 and 19,773.68

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Solution

The fourth proportional to 54,838.58, 82,240.86 and 19,773.68 is: 29,654.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,838.58 : 82,240.86 = 19,773.68 : x
  2. Step 2: Convert to fraction form
    54,838.58/82,240.86 = 19,773.68/x
  3. Step 3: Cross multiply
    54,838.58x = 82,240.86 × 19,773.68
  4. Step 4: Simplify right side
    54,838.58x = 1,626,204,448.56
  5. Step 5: Solve for x
    x = 1,626,204,448.56/54,838.58
  6. Step 6: Final answer
    x = 29,654.39

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1.5x scale

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.