Home / 54,900.33-82,293.93-21,606.90

Finding the Fourth Proportional to 54,900.33, 82,293.93 and 21,606.90

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Solution

The fourth proportional to 54,900.33, 82,293.93 and 21,606.90 is: 32,388.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,900.33 : 82,293.93 = 21,606.90 : x
  2. Step 2: Convert to fraction form
    54,900.33/82,293.93 = 21,606.90/x
  3. Step 3: Cross multiply
    54,900.33x = 82,293.93 × 21,606.90
  4. Step 4: Simplify right side
    54,900.33x = 1,778,116,716.12
  5. Step 5: Solve for x
    x = 1,778,116,716.12/54,900.33
  6. Step 6: Final answer
    x = 32,388.09

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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.