Home / 27,336.76-37,725.32-15,238

Finding the Fourth Proportional to 27,336.76, 37,725.32 and 15,238

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Solution

The fourth proportional to 27,336.76, 37,725.32 and 15,238 is: 21,028.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,336.76 : 37,725.32 = 15,238 : x
  2. Step 2: Convert to fraction form
    27,336.76/37,725.32 = 15,238/x
  3. Step 3: Cross multiply
    27,336.76x = 37,725.32 × 15,238
  4. Step 4: Simplify right side
    27,336.76x = 574,858,426.16
  5. Step 5: Solve for x
    x = 574,858,426.16/27,336.76
  6. Step 6: Final answer
    x = 21,028.77

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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.