Home / 37,863.71-52,243.49-21,730.03

Finding the Fourth Proportional to 37,863.71, 52,243.49 and 21,730.03

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Solution

The fourth proportional to 37,863.71, 52,243.49 and 21,730.03 is: 29,982.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,863.71 : 52,243.49 = 21,730.03 : x
  2. Step 2: Convert to fraction form
    37,863.71/52,243.49 = 21,730.03/x
  3. Step 3: Cross multiply
    37,863.71x = 52,243.49 × 21,730.03
  4. Step 4: Simplify right side
    37,863.71x = 1,135,252,528.72
  5. Step 5: Solve for x
    x = 1,135,252,528.72/37,863.71
  6. Step 6: Final answer
    x = 29,982.60

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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.