Home / 33,190.88-49,776.24-15,643.04

Finding the Fourth Proportional to 33,190.88, 49,776.24 and 15,643.04

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Solution

The fourth proportional to 33,190.88, 49,776.24 and 15,643.04 is: 23,459.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,190.88 : 49,776.24 = 15,643.04 : x
  2. Step 2: Convert to fraction form
    33,190.88/49,776.24 = 15,643.04/x
  3. Step 3: Cross multiply
    33,190.88x = 49,776.24 × 15,643.04
  4. Step 4: Simplify right side
    33,190.88x = 778,651,713.37
  5. Step 5: Solve for x
    x = 778,651,713.37/33,190.88
  6. Step 6: Final answer
    x = 23,459.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.