Home / 33,388.18-46,079.86-19,966.84

Finding the Fourth Proportional to 33,388.18, 46,079.86 and 19,966.84

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Solution

The fourth proportional to 33,388.18, 46,079.86 and 19,966.84 is: 27,556.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,388.18 : 46,079.86 = 19,966.84 : x
  2. Step 2: Convert to fraction form
    33,388.18/46,079.86 = 19,966.84/x
  3. Step 3: Cross multiply
    33,388.18x = 46,079.86 × 19,966.84
  4. Step 4: Simplify right side
    33,388.18x = 920,069,191.84
  5. Step 5: Solve for x
    x = 920,069,191.84/33,388.18
  6. Step 6: Final answer
    x = 27,556.73

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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.