Home / 27,458.75-37,896.06-15,363.62

Finding the Fourth Proportional to 27,458.75, 37,896.06 and 15,363.62

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Solution

The fourth proportional to 27,458.75, 37,896.06 and 15,363.62 is: 21,203.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,458.75 : 37,896.06 = 15,363.62 : x
  2. Step 2: Convert to fraction form
    27,458.75/37,896.06 = 15,363.62/x
  3. Step 3: Cross multiply
    27,458.75x = 37,896.06 × 15,363.62
  4. Step 4: Simplify right side
    27,458.75x = 582,220,665.34
  5. Step 5: Solve for x
    x = 582,220,665.34/27,458.75
  6. Step 6: Final answer
    x = 21,203.47

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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.