Home / 37,147.05-51,262.74-20,151.27

Finding the Fourth Proportional to 37,147.05, 51,262.74 and 20,151.27

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Solution

The fourth proportional to 37,147.05, 51,262.74 and 20,151.27 is: 27,808.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,147.05 : 51,262.74 = 20,151.27 : x
  2. Step 2: Convert to fraction form
    37,147.05/51,262.74 = 20,151.27/x
  3. Step 3: Cross multiply
    37,147.05x = 51,262.74 × 20,151.27
  4. Step 4: Simplify right side
    37,147.05x = 1,033,009,314.68
  5. Step 5: Solve for x
    x = 1,033,009,314.68/37,147.05
  6. Step 6: Final answer
    x = 27,808.65

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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.