Home / 15,644.31-23,450.67-9,805.02

Finding the Fourth Proportional to 15,644.31, 23,450.67 and 9,805.02

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Solution

The fourth proportional to 15,644.31, 23,450.67 and 9,805.02 is: 14,697.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,644.31 : 23,450.67 = 9,805.02 : x
  2. Step 2: Convert to fraction form
    15,644.31/23,450.67 = 9,805.02/x
  3. Step 3: Cross multiply
    15,644.31x = 23,450.67 × 9,805.02
  4. Step 4: Simplify right side
    15,644.31x = 229,934,288.36
  5. Step 5: Solve for x
    x = 229,934,288.36/15,644.31
  6. Step 6: Final answer
    x = 14,697.63

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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.