Home / 37,669.62-51,984.10-20,902.62

Finding the Fourth Proportional to 37,669.62, 51,984.10 and 20,902.62

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Solution

The fourth proportional to 37,669.62, 51,984.10 and 20,902.62 is: 28,845.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,669.62 : 51,984.10 = 20,902.62 : x
  2. Step 2: Convert to fraction form
    37,669.62/51,984.10 = 20,902.62/x
  3. Step 3: Cross multiply
    37,669.62x = 51,984.10 × 20,902.62
  4. Step 4: Simplify right side
    37,669.62x = 1,086,603,888.34
  5. Step 5: Solve for x
    x = 1,086,603,888.34/37,669.62
  6. Step 6: Final answer
    x = 28,845.63

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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.