Home / 37,239.71-55,842-13,530.54

Finding the Fourth Proportional to 37,239.71, 55,842 and 13,530.54

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Solution

The fourth proportional to 37,239.71, 55,842 and 13,530.54 is: 20,289.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,239.71 : 55,842 = 13,530.54 : x
  2. Step 2: Convert to fraction form
    37,239.71/55,842 = 13,530.54/x
  3. Step 3: Cross multiply
    37,239.71x = 55,842 × 13,530.54
  4. Step 4: Simplify right side
    37,239.71x = 755,572,414.68
  5. Step 5: Solve for x
    x = 755,572,414.68/37,239.71
  6. Step 6: Final answer
    x = 20,289.43

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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.