Home / 37,273.68-51,435.36-20,506.68

Finding the Fourth Proportional to 37,273.68, 51,435.36 and 20,506.68

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Solution

The fourth proportional to 37,273.68, 51,435.36 and 20,506.68 is: 28,297.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,273.68 : 51,435.36 = 20,506.68 : x
  2. Step 2: Convert to fraction form
    37,273.68/51,435.36 = 20,506.68/x
  3. Step 3: Cross multiply
    37,273.68x = 51,435.36 × 20,506.68
  4. Step 4: Simplify right side
    37,273.68x = 1,054,768,468.20
  5. Step 5: Solve for x
    x = 1,054,768,468.20/37,273.68
  6. Step 6: Final answer
    x = 28,297.94

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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.