Home / 37,208.79-51,348.69-20,213.37

Finding the Fourth Proportional to 37,208.79, 51,348.69 and 20,213.37

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Solution

The fourth proportional to 37,208.79, 51,348.69 and 20,213.37 is: 27,894.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,208.79 : 51,348.69 = 20,213.37 : x
  2. Step 2: Convert to fraction form
    37,208.79/51,348.69 = 20,213.37/x
  3. Step 3: Cross multiply
    37,208.79x = 51,348.69 × 20,213.37
  4. Step 4: Simplify right side
    37,208.79x = 1,037,930,069.99
  5. Step 5: Solve for x
    x = 1,037,930,069.99/37,208.79
  6. Step 6: Final answer
    x = 27,894.75

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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.