Home / 33,218.24-45,842.32-18,111.44

Finding the Fourth Proportional to 33,218.24, 45,842.32 and 18,111.44

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Solution

The fourth proportional to 33,218.24, 45,842.32 and 18,111.44 is: 24,994.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,218.24 : 45,842.32 = 18,111.44 : x
  2. Step 2: Convert to fraction form
    33,218.24/45,842.32 = 18,111.44/x
  3. Step 3: Cross multiply
    33,218.24x = 45,842.32 × 18,111.44
  4. Step 4: Simplify right side
    33,218.24x = 830,270,428.14
  5. Step 5: Solve for x
    x = 830,270,428.14/33,218.24
  6. Step 6: Final answer
    x = 24,994.41

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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.