Home / 37,869.54-52,260.34-20,874.38

Finding the Fourth Proportional to 37,869.54, 52,260.34 and 20,874.38

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Solution

The fourth proportional to 37,869.54, 52,260.34 and 20,874.38 is: 28,806.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,869.54 : 52,260.34 = 20,874.38 : x
  2. Step 2: Convert to fraction form
    37,869.54/52,260.34 = 20,874.38/x
  3. Step 3: Cross multiply
    37,869.54x = 52,260.34 × 20,874.38
  4. Step 4: Simplify right side
    37,869.54x = 1,090,902,196.09
  5. Step 5: Solve for x
    x = 1,090,902,196.09/37,869.54
  6. Step 6: Final answer
    x = 28,806.85

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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.