Home / 33,197.74-45,822.99-19,771.18

Finding the Fourth Proportional to 33,197.74, 45,822.99 and 19,771.18

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Solution

The fourth proportional to 33,197.74, 45,822.99 and 19,771.18 is: 27,290.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,197.74 : 45,822.99 = 19,771.18 : x
  2. Step 2: Convert to fraction form
    33,197.74/45,822.99 = 19,771.18/x
  3. Step 3: Cross multiply
    33,197.74x = 45,822.99 × 19,771.18
  4. Step 4: Simplify right side
    33,197.74x = 905,974,583.43
  5. Step 5: Solve for x
    x = 905,974,583.43/33,197.74
  6. Step 6: Final answer
    x = 27,290.25

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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.