Home / 37,330.80-51,516.50-20,563.80

Finding the Fourth Proportional to 37,330.80, 51,516.50 and 20,563.80

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Solution

The fourth proportional to 37,330.80, 51,516.50 and 20,563.80 is: 28,378.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,330.80 : 51,516.50 = 20,563.80 : x
  2. Step 2: Convert to fraction form
    37,330.80/51,516.50 = 20,563.80/x
  3. Step 3: Cross multiply
    37,330.80x = 51,516.50 × 20,563.80
  4. Step 4: Simplify right side
    37,330.80x = 1,059,375,002.70
  5. Step 5: Solve for x
    x = 1,059,375,002.70/37,330.80
  6. Step 6: Final answer
    x = 28,378.04

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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.