Home / 37,144.18-55,724.47-13,770.62

Finding the Fourth Proportional to 37,144.18, 55,724.47 and 13,770.62

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Solution

The fourth proportional to 37,144.18, 55,724.47 and 13,770.62 is: 20,658.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,144.18 : 55,724.47 = 13,770.62 : x
  2. Step 2: Convert to fraction form
    37,144.18/55,724.47 = 13,770.62/x
  3. Step 3: Cross multiply
    37,144.18x = 55,724.47 × 13,770.62
  4. Step 4: Simplify right side
    37,144.18x = 767,360,396.19
  5. Step 5: Solve for x
    x = 767,360,396.19/37,144.18
  6. Step 6: Final answer
    x = 20,658.97

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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.