Home / 17,351.88-26,018.04-11,812.68

Finding the Fourth Proportional to 17,351.88, 26,018.04 and 11,812.68

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Solution

The fourth proportional to 17,351.88, 26,018.04 and 11,812.68 is: 17,712.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,351.88 : 26,018.04 = 11,812.68 : x
  2. Step 2: Convert to fraction form
    17,351.88/26,018.04 = 11,812.68/x
  3. Step 3: Cross multiply
    17,351.88x = 26,018.04 × 11,812.68
  4. Step 4: Simplify right side
    17,351.88x = 307,342,780.75
  5. Step 5: Solve for x
    x = 307,342,780.75/17,351.88
  6. Step 6: Final answer
    x = 17,712.36

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1.5x scale

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.