Home / 37,576-51,854.96-20,811.52

Finding the Fourth Proportional to 37,576, 51,854.96 and 20,811.52

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Solution

The fourth proportional to 37,576, 51,854.96 and 20,811.52 is: 28,719.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,576 : 51,854.96 = 20,811.52 : x
  2. Step 2: Convert to fraction form
    37,576/51,854.96 = 20,811.52/x
  3. Step 3: Cross multiply
    37,576x = 51,854.96 × 20,811.52
  4. Step 4: Simplify right side
    37,576x = 1,079,180,537.14
  5. Step 5: Solve for x
    x = 1,079,180,537.14/37,576
  6. Step 6: Final answer
    x = 28,719.94

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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.