Home / 37,600.47-51,889.82-21,685.59

Finding the Fourth Proportional to 37,600.47, 51,889.82 and 21,685.59

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Solution

The fourth proportional to 37,600.47, 51,889.82 and 21,685.59 is: 29,926.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,600.47 : 51,889.82 = 21,685.59 : x
  2. Step 2: Convert to fraction form
    37,600.47/51,889.82 = 21,685.59/x
  3. Step 3: Cross multiply
    37,600.47x = 51,889.82 × 21,685.59
  4. Step 4: Simplify right side
    37,600.47x = 1,125,261,253.27
  5. Step 5: Solve for x
    x = 1,125,261,253.27/37,600.47
  6. Step 6: Final answer
    x = 29,926.79

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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.