Home / 37,704.53-52,032.24-20,708.78

Finding the Fourth Proportional to 37,704.53, 52,032.24 and 20,708.78

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Solution

The fourth proportional to 37,704.53, 52,032.24 and 20,708.78 is: 28,578.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,704.53 : 52,032.24 = 20,708.78 : x
  2. Step 2: Convert to fraction form
    37,704.53/52,032.24 = 20,708.78/x
  3. Step 3: Cross multiply
    37,704.53x = 52,032.24 × 20,708.78
  4. Step 4: Simplify right side
    37,704.53x = 1,077,524,211.07
  5. Step 5: Solve for x
    x = 1,077,524,211.07/37,704.53
  6. Step 6: Final answer
    x = 28,578.11

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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.