Home / 37,275.21-51,441.93-21,362.31

Finding the Fourth Proportional to 37,275.21, 51,441.93 and 21,362.31

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Solution

The fourth proportional to 37,275.21, 51,441.93 and 21,362.31 is: 29,481.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,275.21 : 51,441.93 = 21,362.31 : x
  2. Step 2: Convert to fraction form
    37,275.21/51,441.93 = 21,362.31/x
  3. Step 3: Cross multiply
    37,275.21x = 51,441.93 × 21,362.31
  4. Step 4: Simplify right side
    37,275.21x = 1,098,918,455.66
  5. Step 5: Solve for x
    x = 1,098,918,455.66/37,275.21
  6. Step 6: Final answer
    x = 29,481.21

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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.