Home / 37,531.50-51,793.83-20,764.86

Finding the Fourth Proportional to 37,531.50, 51,793.83 and 20,764.86

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Solution

The fourth proportional to 37,531.50, 51,793.83 and 20,764.86 is: 28,655.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,531.50 : 51,793.83 = 20,764.86 : x
  2. Step 2: Convert to fraction form
    37,531.50/51,793.83 = 20,764.86/x
  3. Step 3: Cross multiply
    37,531.50x = 51,793.83 × 20,764.86
  4. Step 4: Simplify right side
    37,531.50x = 1,075,491,628.81
  5. Step 5: Solve for x
    x = 1,075,491,628.81/37,531.50
  6. Step 6: Final answer
    x = 28,655.71

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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.