Home / 37,193.94-51,328.53-20,427.30

Finding the Fourth Proportional to 37,193.94, 51,328.53 and 20,427.30

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Solution

The fourth proportional to 37,193.94, 51,328.53 and 20,427.30 is: 28,190.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,193.94 : 51,328.53 = 20,427.30 : x
  2. Step 2: Convert to fraction form
    37,193.94/51,328.53 = 20,427.30/x
  3. Step 3: Cross multiply
    37,193.94x = 51,328.53 × 20,427.30
  4. Step 4: Simplify right side
    37,193.94x = 1,048,503,280.87
  5. Step 5: Solve for x
    x = 1,048,503,280.87/37,193.94
  6. Step 6: Final answer
    x = 28,190.16

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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.