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Finding the Fourth Proportional to 17,406.54, 24,021.54 and 9,449.28

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Solution

The fourth proportional to 17,406.54, 24,021.54 and 9,449.28 is: 13,040.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,406.54 : 24,021.54 = 9,449.28 : x
  2. Step 2: Convert to fraction form
    17,406.54/24,021.54 = 9,449.28/x
  3. Step 3: Cross multiply
    17,406.54x = 24,021.54 × 9,449.28
  4. Step 4: Simplify right side
    17,406.54x = 226,986,257.49
  5. Step 5: Solve for x
    x = 226,986,257.49/17,406.54
  6. Step 6: Final answer
    x = 13,040.29

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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.