Home / 37,614.31-51,905.82-21,697.81

Finding the Fourth Proportional to 37,614.31, 51,905.82 and 21,697.81

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Solution

The fourth proportional to 37,614.31, 51,905.82 and 21,697.81 is: 29,941.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,614.31 : 51,905.82 = 21,697.81 : x
  2. Step 2: Convert to fraction form
    37,614.31/51,905.82 = 21,697.81/x
  3. Step 3: Cross multiply
    37,614.31x = 51,905.82 × 21,697.81
  4. Step 4: Simplify right side
    37,614.31x = 1,126,242,620.25
  5. Step 5: Solve for x
    x = 1,126,242,620.25/37,614.31
  6. Step 6: Final answer
    x = 29,941.87

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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.