Home / 37,309.56-51,491.64-21,393.96

Finding the Fourth Proportional to 37,309.56, 51,491.64 and 21,393.96

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Solution

The fourth proportional to 37,309.56, 51,491.64 and 21,393.96 is: 29,526.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,309.56 : 51,491.64 = 21,393.96 : x
  2. Step 2: Convert to fraction form
    37,309.56/51,491.64 = 21,393.96/x
  3. Step 3: Cross multiply
    37,309.56x = 51,491.64 × 21,393.96
  4. Step 4: Simplify right side
    37,309.56x = 1,101,610,086.49
  5. Step 5: Solve for x
    x = 1,101,610,086.49/37,309.56
  6. Step 6: Final answer
    x = 29,526.21

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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.