Home / 39,259.20-58,869.09-18,181.11

Finding the Fourth Proportional to 39,259.20, 58,869.09 and 18,181.11

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Solution

The fourth proportional to 39,259.20, 58,869.09 and 18,181.11 is: 27,262.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,259.20 : 58,869.09 = 18,181.11 : x
  2. Step 2: Convert to fraction form
    39,259.20/58,869.09 = 18,181.11/x
  3. Step 3: Cross multiply
    39,259.20x = 58,869.09 × 18,181.11
  4. Step 4: Simplify right side
    39,259.20x = 1,070,305,400.89
  5. Step 5: Solve for x
    x = 1,070,305,400.89/39,259.20
  6. Step 6: Final answer
    x = 27,262.54

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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.