Home / 37,191.44-51,325.08-20,424.80

Finding the Fourth Proportional to 37,191.44, 51,325.08 and 20,424.80

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Solution

The fourth proportional to 37,191.44, 51,325.08 and 20,424.80 is: 28,186.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,191.44 : 51,325.08 = 20,424.80 : x
  2. Step 2: Convert to fraction form
    37,191.44/51,325.08 = 20,424.80/x
  3. Step 3: Cross multiply
    37,191.44x = 51,325.08 × 20,424.80
  4. Step 4: Simplify right side
    37,191.44x = 1,048,304,493.98
  5. Step 5: Solve for x
    x = 1,048,304,493.98/37,191.44
  6. Step 6: Final answer
    x = 28,186.71

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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.