Home / 36,984.39-51,039.24-20,217.39

Finding the Fourth Proportional to 36,984.39, 51,039.24 and 20,217.39

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Solution

The fourth proportional to 36,984.39, 51,039.24 and 20,217.39 is: 27,900.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,984.39 : 51,039.24 = 20,217.39 : x
  2. Step 2: Convert to fraction form
    36,984.39/51,039.24 = 20,217.39/x
  3. Step 3: Cross multiply
    36,984.39x = 51,039.24 × 20,217.39
  4. Step 4: Simplify right side
    36,984.39x = 1,031,880,220.38
  5. Step 5: Solve for x
    x = 1,031,880,220.38/36,984.39
  6. Step 6: Final answer
    x = 27,900.43

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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.