Home / 17,398.11-23,999.58-11,022.78

Finding the Fourth Proportional to 17,398.11, 23,999.58 and 11,022.78

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Solution

The fourth proportional to 17,398.11, 23,999.58 and 11,022.78 is: 15,205.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,398.11 : 23,999.58 = 11,022.78 : x
  2. Step 2: Convert to fraction form
    17,398.11/23,999.58 = 11,022.78/x
  3. Step 3: Cross multiply
    17,398.11x = 23,999.58 × 11,022.78
  4. Step 4: Simplify right side
    17,398.11x = 264,542,090.43
  5. Step 5: Solve for x
    x = 264,542,090.43/17,398.11
  6. Step 6: Final answer
    x = 15,205.22

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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.