Home / 37,897.90-52,299.44-20,902.80

Finding the Fourth Proportional to 37,897.90, 52,299.44 and 20,902.80

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Solution

The fourth proportional to 37,897.90, 52,299.44 and 20,902.80 is: 28,846.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,897.90 : 52,299.44 = 20,902.80 : x
  2. Step 2: Convert to fraction form
    37,897.90/52,299.44 = 20,902.80/x
  3. Step 3: Cross multiply
    37,897.90x = 52,299.44 × 20,902.80
  4. Step 4: Simplify right side
    37,897.90x = 1,093,204,734.43
  5. Step 5: Solve for x
    x = 1,093,204,734.43/37,897.90
  6. Step 6: Final answer
    x = 28,846.05

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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.