Home / 38,343.33-52,912.49-21,573.09

Finding the Fourth Proportional to 38,343.33, 52,912.49 and 21,573.09

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Solution

The fourth proportional to 38,343.33, 52,912.49 and 21,573.09 is: 29,770.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,343.33 : 52,912.49 = 21,573.09 : x
  2. Step 2: Convert to fraction form
    38,343.33/52,912.49 = 21,573.09/x
  3. Step 3: Cross multiply
    38,343.33x = 52,912.49 × 21,573.09
  4. Step 4: Simplify right side
    38,343.33x = 1,141,485,908.89
  5. Step 5: Solve for x
    x = 1,141,485,908.89/38,343.33
  6. Step 6: Final answer
    x = 29,770.13

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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.