Home / 27,630.78-41,458.43-14,480.03

Finding the Fourth Proportional to 27,630.78, 41,458.43 and 14,480.03

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Solution

The fourth proportional to 27,630.78, 41,458.43 and 14,480.03 is: 21,726.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,630.78 : 41,458.43 = 14,480.03 : x
  2. Step 2: Convert to fraction form
    27,630.78/41,458.43 = 14,480.03/x
  3. Step 3: Cross multiply
    27,630.78x = 41,458.43 × 14,480.03
  4. Step 4: Simplify right side
    27,630.78x = 600,319,134.11
  5. Step 5: Solve for x
    x = 600,319,134.11/27,630.78
  6. Step 6: Final answer
    x = 21,726.46

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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.