Home / 29,862.77-41,193.45-18,665.33

Finding the Fourth Proportional to 29,862.77, 41,193.45 and 18,665.33

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Solution

The fourth proportional to 29,862.77, 41,193.45 and 18,665.33 is: 25,747.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,862.77 : 41,193.45 = 18,665.33 : x
  2. Step 2: Convert to fraction form
    29,862.77/41,193.45 = 18,665.33/x
  3. Step 3: Cross multiply
    29,862.77x = 41,193.45 × 18,665.33
  4. Step 4: Simplify right side
    29,862.77x = 768,889,132.12
  5. Step 5: Solve for x
    x = 768,889,132.12/29,862.77
  6. Step 6: Final answer
    x = 25,747.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.