Home / 37,847.78-52,227.98-20,851.64

Finding the Fourth Proportional to 37,847.78, 52,227.98 and 20,851.64

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Solution

The fourth proportional to 37,847.78, 52,227.98 and 20,851.64 is: 28,774.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,847.78 : 52,227.98 = 20,851.64 : x
  2. Step 2: Convert to fraction form
    37,847.78/52,227.98 = 20,851.64/x
  3. Step 3: Cross multiply
    37,847.78x = 52,227.98 × 20,851.64
  4. Step 4: Simplify right side
    37,847.78x = 1,089,038,671.49
  5. Step 5: Solve for x
    x = 1,089,038,671.49/37,847.78
  6. Step 6: Final answer
    x = 28,774.18

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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.