Home / 37,627.60-51,928.42-20,860.60

Finding the Fourth Proportional to 37,627.60, 51,928.42 and 20,860.60

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Solution

The fourth proportional to 37,627.60, 51,928.42 and 20,860.60 is: 28,788.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,627.60 : 51,928.42 = 20,860.60 : x
  2. Step 2: Convert to fraction form
    37,627.60/51,928.42 = 20,860.60/x
  3. Step 3: Cross multiply
    37,627.60x = 51,928.42 × 20,860.60
  4. Step 4: Simplify right side
    37,627.60x = 1,083,257,998.25
  5. Step 5: Solve for x
    x = 1,083,257,998.25/37,627.60
  6. Step 6: Final answer
    x = 28,788.92

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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.