Home / 15,845.13-23,765.90-4,159.26

Finding the Fourth Proportional to 15,845.13, 23,765.90 and 4,159.26

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Solution

The fourth proportional to 15,845.13, 23,765.90 and 4,159.26 is: 6,238.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,845.13 : 23,765.90 = 4,159.26 : x
  2. Step 2: Convert to fraction form
    15,845.13/23,765.90 = 4,159.26/x
  3. Step 3: Cross multiply
    15,845.13x = 23,765.90 × 4,159.26
  4. Step 4: Simplify right side
    15,845.13x = 98,848,536.44
  5. Step 5: Solve for x
    x = 98,848,536.44/15,845.13
  6. Step 6: Final answer
    x = 6,238.42

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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.