Home / 15,883.82-23,827.80-4,791.63

Finding the Fourth Proportional to 15,883.82, 23,827.80 and 4,791.63

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Solution

The fourth proportional to 15,883.82, 23,827.80 and 4,791.63 is: 7,188.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,883.82 : 23,827.80 = 4,791.63 : x
  2. Step 2: Convert to fraction form
    15,883.82/23,827.80 = 4,791.63/x
  3. Step 3: Cross multiply
    15,883.82x = 23,827.80 × 4,791.63
  4. Step 4: Simplify right side
    15,883.82x = 114,174,001.31
  5. Step 5: Solve for x
    x = 114,174,001.31/15,883.82
  6. Step 6: Final answer
    x = 7,188.07

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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.