Home / 15,921.09-23,853.51-9,668.34

Finding the Fourth Proportional to 15,921.09, 23,853.51 and 9,668.34

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Solution

The fourth proportional to 15,921.09, 23,853.51 and 9,668.34 is: 14,485.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,921.09 : 23,853.51 = 9,668.34 : x
  2. Step 2: Convert to fraction form
    15,921.09/23,853.51 = 9,668.34/x
  3. Step 3: Cross multiply
    15,921.09x = 23,853.51 × 9,668.34
  4. Step 4: Simplify right side
    15,921.09x = 230,623,844.87
  5. Step 5: Solve for x
    x = 230,623,844.87/15,921.09
  6. Step 6: Final answer
    x = 14,485.43

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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.