Home / 17,389.47-23,996.82-9,431.43

Finding the Fourth Proportional to 17,389.47, 23,996.82 and 9,431.43

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Solution

The fourth proportional to 17,389.47, 23,996.82 and 9,431.43 is: 13,015.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,389.47 : 23,996.82 = 9,431.43 : x
  2. Step 2: Convert to fraction form
    17,389.47/23,996.82 = 9,431.43/x
  3. Step 3: Cross multiply
    17,389.47x = 23,996.82 × 9,431.43
  4. Step 4: Simplify right side
    17,389.47x = 226,324,328.05
  5. Step 5: Solve for x
    x = 226,324,328.05/17,389.47
  6. Step 6: Final answer
    x = 13,015.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.