Home / 27,840.24-41,713.44-13,781.52

Finding the Fourth Proportional to 27,840.24, 41,713.44 and 13,781.52

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Solution

The fourth proportional to 27,840.24, 41,713.44 and 13,781.52 is: 20,649.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,840.24 : 41,713.44 = 13,781.52 : x
  2. Step 2: Convert to fraction form
    27,840.24/41,713.44 = 13,781.52/x
  3. Step 3: Cross multiply
    27,840.24x = 41,713.44 × 13,781.52
  4. Step 4: Simplify right side
    27,840.24x = 574,874,607.63
  5. Step 5: Solve for x
    x = 574,874,607.63/27,840.24
  6. Step 6: Final answer
    x = 20,649.05

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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.