Home / 54,919.09-82,362.30-23,328.70

Finding the Fourth Proportional to 54,919.09, 82,362.30 and 23,328.70

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Solution

The fourth proportional to 54,919.09, 82,362.30 and 23,328.70 is: 34,986.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,919.09 : 82,362.30 = 23,328.70 : x
  2. Step 2: Convert to fraction form
    54,919.09/82,362.30 = 23,328.70/x
  3. Step 3: Cross multiply
    54,919.09x = 82,362.30 × 23,328.70
  4. Step 4: Simplify right side
    54,919.09x = 1,921,405,388.01
  5. Step 5: Solve for x
    x = 1,921,405,388.01/54,919.09
  6. Step 6: Final answer
    x = 34,986.11

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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.