Home / 33,278.48-45,923.69-18,170.73

Finding the Fourth Proportional to 33,278.48, 45,923.69 and 18,170.73

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Solution

The fourth proportional to 33,278.48, 45,923.69 and 18,170.73 is: 25,075.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,278.48 : 45,923.69 = 18,170.73 : x
  2. Step 2: Convert to fraction form
    33,278.48/45,923.69 = 18,170.73/x
  3. Step 3: Cross multiply
    33,278.48x = 45,923.69 × 18,170.73
  4. Step 4: Simplify right side
    33,278.48x = 834,467,017.02
  5. Step 5: Solve for x
    x = 834,467,017.02/33,278.48
  6. Step 6: Final answer
    x = 25,075.28

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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.