Home / 33,578.05-46,334.07-19,428.25

Finding the Fourth Proportional to 33,578.05, 46,334.07 and 19,428.25

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Solution

The fourth proportional to 33,578.05, 46,334.07 and 19,428.25 is: 26,808.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,578.05 : 46,334.07 = 19,428.25 : x
  2. Step 2: Convert to fraction form
    33,578.05/46,334.07 = 19,428.25/x
  3. Step 3: Cross multiply
    33,578.05x = 46,334.07 × 19,428.25
  4. Step 4: Simplify right side
    33,578.05x = 900,189,895.48
  5. Step 5: Solve for x
    x = 900,189,895.48/33,578.05
  6. Step 6: Final answer
    x = 26,808.88

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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.