Home / 27,403.92-37,815.39-16,072.02

Finding the Fourth Proportional to 27,403.92, 37,815.39 and 16,072.02

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Solution

The fourth proportional to 27,403.92, 37,815.39 and 16,072.02 is: 22,178.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,403.92 : 37,815.39 = 16,072.02 : x
  2. Step 2: Convert to fraction form
    27,403.92/37,815.39 = 16,072.02/x
  3. Step 3: Cross multiply
    27,403.92x = 37,815.39 × 16,072.02
  4. Step 4: Simplify right side
    27,403.92x = 607,769,704.39
  5. Step 5: Solve for x
    x = 607,769,704.39/27,403.92
  6. Step 6: Final answer
    x = 22,178.20

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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.