Home / 33,420.25-46,119.95-19,992.07

Finding the Fourth Proportional to 33,420.25, 46,119.95 and 19,992.07

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Solution

The fourth proportional to 33,420.25, 46,119.95 and 19,992.07 is: 27,589.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,420.25 : 46,119.95 = 19,992.07 : x
  2. Step 2: Convert to fraction form
    33,420.25/46,119.95 = 19,992.07/x
  3. Step 3: Cross multiply
    33,420.25x = 46,119.95 × 19,992.07
  4. Step 4: Simplify right side
    33,420.25x = 922,033,168.84
  5. Step 5: Solve for x
    x = 922,033,168.84/33,420.25
  6. Step 6: Final answer
    x = 27,589.06

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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.