Home / 37,388.40-51,594.80-21,257.44

Finding the Fourth Proportional to 37,388.40, 51,594.80 and 21,257.44

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Solution

The fourth proportional to 37,388.40, 51,594.80 and 21,257.44 is: 29,334.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,388.40 : 51,594.80 = 21,257.44 : x
  2. Step 2: Convert to fraction form
    37,388.40/51,594.80 = 21,257.44/x
  3. Step 3: Cross multiply
    37,388.40x = 51,594.80 × 21,257.44
  4. Step 4: Simplify right side
    37,388.40x = 1,096,773,365.31
  5. Step 5: Solve for x
    x = 1,096,773,365.31/37,388.40
  6. Step 6: Final answer
    x = 29,334.59

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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.