Home / 36,998.20-55,497.83-12,038.38

Finding the Fourth Proportional to 36,998.20, 55,497.83 and 12,038.38

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Solution

The fourth proportional to 36,998.20, 55,497.83 and 12,038.38 is: 18,057.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,998.20 : 55,497.83 = 12,038.38 : x
  2. Step 2: Convert to fraction form
    36,998.20/55,497.83 = 12,038.38/x
  3. Step 3: Cross multiply
    36,998.20x = 55,497.83 × 12,038.38
  4. Step 4: Simplify right side
    36,998.20x = 668,103,966.72
  5. Step 5: Solve for x
    x = 668,103,966.72/36,998.20
  6. Step 6: Final answer
    x = 18,057.74

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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.