Home / 39,541.30-59,269.73-18,456.80

Finding the Fourth Proportional to 39,541.30, 59,269.73 and 18,456.80

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Solution

The fourth proportional to 39,541.30, 59,269.73 and 18,456.80 is: 27,665.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,541.30 : 59,269.73 = 18,456.80 : x
  2. Step 2: Convert to fraction form
    39,541.30/59,269.73 = 18,456.80/x
  3. Step 3: Cross multiply
    39,541.30x = 59,269.73 × 18,456.80
  4. Step 4: Simplify right side
    39,541.30x = 1,093,929,164.03
  5. Step 5: Solve for x
    x = 1,093,929,164.03/39,541.30
  6. Step 6: Final answer
    x = 27,665.48

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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.