Home / 37,155.63-55,738.10-12,198.27

Finding the Fourth Proportional to 37,155.63, 55,738.10 and 12,198.27

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Solution

The fourth proportional to 37,155.63, 55,738.10 and 12,198.27 is: 18,298.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,155.63 : 55,738.10 = 12,198.27 : x
  2. Step 2: Convert to fraction form
    37,155.63/55,738.10 = 12,198.27/x
  3. Step 3: Cross multiply
    37,155.63x = 55,738.10 × 12,198.27
  4. Step 4: Simplify right side
    37,155.63x = 679,908,393.09
  5. Step 5: Solve for x
    x = 679,908,393.09/37,155.63
  6. Step 6: Final answer
    x = 18,298.93

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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.