Home / 36,770.40-55,190.16-19,252.80

Finding the Fourth Proportional to 36,770.40, 55,190.16 and 19,252.80

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Solution

The fourth proportional to 36,770.40, 55,190.16 and 19,252.80 is: 28,897.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,770.40 : 55,190.16 = 19,252.80 : x
  2. Step 2: Convert to fraction form
    36,770.40/55,190.16 = 19,252.80/x
  3. Step 3: Cross multiply
    36,770.40x = 55,190.16 × 19,252.80
  4. Step 4: Simplify right side
    36,770.40x = 1,062,565,112.45
  5. Step 5: Solve for x
    x = 1,062,565,112.45/36,770.40
  6. Step 6: Final answer
    x = 28,897.30

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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.