Home / 54,858.08-82,270.08-19,793.18

Finding the Fourth Proportional to 54,858.08, 82,270.08 and 19,793.18

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Solution

The fourth proportional to 54,858.08, 82,270.08 and 19,793.18 is: 29,683.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,858.08 : 82,270.08 = 19,793.18 : x
  2. Step 2: Convert to fraction form
    54,858.08/82,270.08 = 19,793.18/x
  3. Step 3: Cross multiply
    54,858.08x = 82,270.08 × 19,793.18
  4. Step 4: Simplify right side
    54,858.08x = 1,628,386,502.05
  5. Step 5: Solve for x
    x = 1,628,386,502.05/54,858.08
  6. Step 6: Final answer
    x = 29,683.62

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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.