Home / 33,219.36-45,840.97-18,877.27

Finding the Fourth Proportional to 33,219.36, 45,840.97 and 18,877.27

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Solution

The fourth proportional to 33,219.36, 45,840.97 and 18,877.27 is: 26,049.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,219.36 : 45,840.97 = 18,877.27 : x
  2. Step 2: Convert to fraction form
    33,219.36/45,840.97 = 18,877.27/x
  3. Step 3: Cross multiply
    33,219.36x = 45,840.97 × 18,877.27
  4. Step 4: Simplify right side
    33,219.36x = 865,352,362.70
  5. Step 5: Solve for x
    x = 865,352,362.70/33,219.36
  6. Step 6: Final answer
    x = 26,049.64

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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.