Home / 33,013.35-45,560.69-18,673.20

Finding the Fourth Proportional to 33,013.35, 45,560.69 and 18,673.20

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Solution

The fourth proportional to 33,013.35, 45,560.69 and 18,673.20 is: 25,770.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,013.35 : 45,560.69 = 18,673.20 : x
  2. Step 2: Convert to fraction form
    33,013.35/45,560.69 = 18,673.20/x
  3. Step 3: Cross multiply
    33,013.35x = 45,560.69 × 18,673.20
  4. Step 4: Simplify right side
    33,013.35x = 850,763,876.51
  5. Step 5: Solve for x
    x = 850,763,876.51/33,013.35
  6. Step 6: Final answer
    x = 25,770.30

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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.