Home / 37,477.40-51,719.04-20,481.44

Finding the Fourth Proportional to 37,477.40, 51,719.04 and 20,481.44

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Solution

The fourth proportional to 37,477.40, 51,719.04 and 20,481.44 is: 28,264.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,477.40 : 51,719.04 = 20,481.44 : x
  2. Step 2: Convert to fraction form
    37,477.40/51,719.04 = 20,481.44/x
  3. Step 3: Cross multiply
    37,477.40x = 51,719.04 × 20,481.44
  4. Step 4: Simplify right side
    37,477.40x = 1,059,280,414.62
  5. Step 5: Solve for x
    x = 1,059,280,414.62/37,477.40
  6. Step 6: Final answer
    x = 28,264.51

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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.