Home / 37,302.98-51,472.64-21,167.78

Finding the Fourth Proportional to 37,302.98, 51,472.64 and 21,167.78

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Solution

The fourth proportional to 37,302.98, 51,472.64 and 21,167.78 is: 29,208.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,302.98 : 51,472.64 = 21,167.78 : x
  2. Step 2: Convert to fraction form
    37,302.98/51,472.64 = 21,167.78/x
  3. Step 3: Cross multiply
    37,302.98x = 51,472.64 × 21,167.78
  4. Step 4: Simplify right side
    37,302.98x = 1,089,561,519.54
  5. Step 5: Solve for x
    x = 1,089,561,519.54/37,302.98
  6. Step 6: Final answer
    x = 29,208.43

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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.