Home / 37,208.72-51,348.42-20,213.30

Finding the Fourth Proportional to 37,208.72, 51,348.42 and 20,213.30

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Solution

The fourth proportional to 37,208.72, 51,348.42 and 20,213.30 is: 27,894.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,208.72 : 51,348.42 = 20,213.30 : x
  2. Step 2: Convert to fraction form
    37,208.72/51,348.42 = 20,213.30/x
  3. Step 3: Cross multiply
    37,208.72x = 51,348.42 × 20,213.30
  4. Step 4: Simplify right side
    37,208.72x = 1,037,920,761.24
  5. Step 5: Solve for x
    x = 1,037,920,761.24/37,208.72
  6. Step 6: Final answer
    x = 27,894.56

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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.