Home / 15,749.98-23,625.82-6,388.60

Finding the Fourth Proportional to 15,749.98, 23,625.82 and 6,388.60

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Solution

The fourth proportional to 15,749.98, 23,625.82 and 6,388.60 is: 9,583.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,749.98 : 23,625.82 = 6,388.60 : x
  2. Step 2: Convert to fraction form
    15,749.98/23,625.82 = 6,388.60/x
  3. Step 3: Cross multiply
    15,749.98x = 23,625.82 × 6,388.60
  4. Step 4: Simplify right side
    15,749.98x = 150,935,913.65
  5. Step 5: Solve for x
    x = 150,935,913.65/15,749.98
  6. Step 6: Final answer
    x = 9,583.24

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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.