Home / 33,190.76-45,805.80-18,853.16

Finding the Fourth Proportional to 33,190.76, 45,805.80 and 18,853.16

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Solution

The fourth proportional to 33,190.76, 45,805.80 and 18,853.16 is: 26,018.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,190.76 : 45,805.80 = 18,853.16 : x
  2. Step 2: Convert to fraction form
    33,190.76/45,805.80 = 18,853.16/x
  3. Step 3: Cross multiply
    33,190.76x = 45,805.80 × 18,853.16
  4. Step 4: Simplify right side
    33,190.76x = 863,583,918.00
  5. Step 5: Solve for x
    x = 863,583,918.00/33,190.76
  6. Step 6: Final answer
    x = 26,018.80

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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.