Home / 37,243.79-51,396.50-20,476.79

Finding the Fourth Proportional to 37,243.79, 51,396.50 and 20,476.79

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Solution

The fourth proportional to 37,243.79, 51,396.50 and 20,476.79 is: 28,258.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,243.79 : 51,396.50 = 20,476.79 : x
  2. Step 2: Convert to fraction form
    37,243.79/51,396.50 = 20,476.79/x
  3. Step 3: Cross multiply
    37,243.79x = 51,396.50 × 20,476.79
  4. Step 4: Simplify right side
    37,243.79x = 1,052,435,234.85
  5. Step 5: Solve for x
    x = 1,052,435,234.85/37,243.79
  6. Step 6: Final answer
    x = 28,258.01

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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.