Home / 17,062.47-25,684.22-12,165.99

Finding the Fourth Proportional to 17,062.47, 25,684.22 and 12,165.99

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Solution

The fourth proportional to 17,062.47, 25,684.22 and 12,165.99 is: 18,313.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,062.47 : 25,684.22 = 12,165.99 : x
  2. Step 2: Convert to fraction form
    17,062.47/25,684.22 = 12,165.99/x
  3. Step 3: Cross multiply
    17,062.47x = 25,684.22 × 12,165.99
  4. Step 4: Simplify right side
    17,062.47x = 312,473,994.09
  5. Step 5: Solve for x
    x = 312,473,994.09/17,062.47
  6. Step 6: Final answer
    x = 18,313.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.