Home / 15,883.56-23,828.45-4,791.15

Finding the Fourth Proportional to 15,883.56, 23,828.45 and 4,791.15

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Solution

The fourth proportional to 15,883.56, 23,828.45 and 4,791.15 is: 7,187.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,883.56 : 23,828.45 = 4,791.15 : x
  2. Step 2: Convert to fraction form
    15,883.56/23,828.45 = 4,791.15/x
  3. Step 3: Cross multiply
    15,883.56x = 23,828.45 × 4,791.15
  4. Step 4: Simplify right side
    15,883.56x = 114,165,654.26
  5. Step 5: Solve for x
    x = 114,165,654.26/15,883.56
  6. Step 6: Final answer
    x = 7,187.66

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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.