Home / 37,287.63-55,880.30-19,722.38

Finding the Fourth Proportional to 37,287.63, 55,880.30 and 19,722.38

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Solution

The fourth proportional to 37,287.63, 55,880.30 and 19,722.38 is: 29,556.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,287.63 : 55,880.30 = 19,722.38 : x
  2. Step 2: Convert to fraction form
    37,287.63/55,880.30 = 19,722.38/x
  3. Step 3: Cross multiply
    37,287.63x = 55,880.30 × 19,722.38
  4. Step 4: Simplify right side
    37,287.63x = 1,102,092,133.10
  5. Step 5: Solve for x
    x = 1,102,092,133.10/37,287.63
  6. Step 6: Final answer
    x = 29,556.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.