Home / 33,422.98-46,119.33-19,989.34

Finding the Fourth Proportional to 33,422.98, 46,119.33 and 19,989.34

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Solution

The fourth proportional to 33,422.98, 46,119.33 and 19,989.34 is: 27,582.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,422.98 : 46,119.33 = 19,989.34 : x
  2. Step 2: Convert to fraction form
    33,422.98/46,119.33 = 19,989.34/x
  3. Step 3: Cross multiply
    33,422.98x = 46,119.33 × 19,989.34
  4. Step 4: Simplify right side
    33,422.98x = 921,894,967.94
  5. Step 5: Solve for x
    x = 921,894,967.94/33,422.98
  6. Step 6: Final answer
    x = 27,582.67

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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.