Home / 37,425.57-51,647.25-20,658.57

Finding the Fourth Proportional to 37,425.57, 51,647.25 and 20,658.57

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Solution

The fourth proportional to 37,425.57, 51,647.25 and 20,658.57 is: 28,508.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,425.57 : 51,647.25 = 20,658.57 : x
  2. Step 2: Convert to fraction form
    37,425.57/51,647.25 = 20,658.57/x
  3. Step 3: Cross multiply
    37,425.57x = 51,647.25 × 20,658.57
  4. Step 4: Simplify right side
    37,425.57x = 1,066,958,329.43
  5. Step 5: Solve for x
    x = 1,066,958,329.43/37,425.57
  6. Step 6: Final answer
    x = 28,508.81

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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.