Home / 37,121.58-55,671.39-10,818.09

Finding the Fourth Proportional to 37,121.58, 55,671.39 and 10,818.09

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Solution

The fourth proportional to 37,121.58, 55,671.39 and 10,818.09 is: 16,223.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,121.58 : 55,671.39 = 10,818.09 : x
  2. Step 2: Convert to fraction form
    37,121.58/55,671.39 = 10,818.09/x
  3. Step 3: Cross multiply
    37,121.58x = 55,671.39 × 10,818.09
  4. Step 4: Simplify right side
    37,121.58x = 602,258,107.45
  5. Step 5: Solve for x
    x = 602,258,107.45/37,121.58
  6. Step 6: Final answer
    x = 16,223.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.