Home / 33,161.16-45,754.52-18,817.80

Finding the Fourth Proportional to 33,161.16, 45,754.52 and 18,817.80

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Solution

The fourth proportional to 33,161.16, 45,754.52 and 18,817.80 is: 25,964.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,161.16 : 45,754.52 = 18,817.80 : x
  2. Step 2: Convert to fraction form
    33,161.16/45,754.52 = 18,817.80/x
  3. Step 3: Cross multiply
    33,161.16x = 45,754.52 × 18,817.80
  4. Step 4: Simplify right side
    33,161.16x = 860,999,406.46
  5. Step 5: Solve for x
    x = 860,999,406.46/33,161.16
  6. Step 6: Final answer
    x = 25,964.09

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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.