Home / 33,266.42-45,906.51-19,830.75

Finding the Fourth Proportional to 33,266.42, 45,906.51 and 19,830.75

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Solution

The fourth proportional to 33,266.42, 45,906.51 and 19,830.75 is: 27,365.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,266.42 : 45,906.51 = 19,830.75 : x
  2. Step 2: Convert to fraction form
    33,266.42/45,906.51 = 19,830.75/x
  3. Step 3: Cross multiply
    33,266.42x = 45,906.51 × 19,830.75
  4. Step 4: Simplify right side
    33,266.42x = 910,360,523.18
  5. Step 5: Solve for x
    x = 910,360,523.18/33,266.42
  6. Step 6: Final answer
    x = 27,365.75

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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.