Home / 37,614.81-51,906.51-21,698.31

Finding the Fourth Proportional to 37,614.81, 51,906.51 and 21,698.31

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Solution

The fourth proportional to 37,614.81, 51,906.51 and 21,698.31 is: 29,942.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,614.81 : 51,906.51 = 21,698.31 : x
  2. Step 2: Convert to fraction form
    37,614.81/51,906.51 = 21,698.31/x
  3. Step 3: Cross multiply
    37,614.81x = 51,906.51 × 21,698.31
  4. Step 4: Simplify right side
    37,614.81x = 1,126,283,545.00
  5. Step 5: Solve for x
    x = 1,126,283,545.00/37,614.81
  6. Step 6: Final answer
    x = 29,942.56

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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.