Home / 37,217.34-51,359.67-20,450.70

Finding the Fourth Proportional to 37,217.34, 51,359.67 and 20,450.70

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Solution

The fourth proportional to 37,217.34, 51,359.67 and 20,450.70 is: 28,221.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,217.34 : 51,359.67 = 20,450.70 : x
  2. Step 2: Convert to fraction form
    37,217.34/51,359.67 = 20,450.70/x
  3. Step 3: Cross multiply
    37,217.34x = 51,359.67 × 20,450.70
  4. Step 4: Simplify right side
    37,217.34x = 1,050,341,203.27
  5. Step 5: Solve for x
    x = 1,050,341,203.27/37,217.34
  6. Step 6: Final answer
    x = 28,221.82

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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.