Home / 17,105.74-25,637.64-9,716.41

Finding the Fourth Proportional to 17,105.74, 25,637.64 and 9,716.41

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Solution

The fourth proportional to 17,105.74, 25,637.64 and 9,716.41 is: 14,562.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,105.74 : 25,637.64 = 9,716.41 : x
  2. Step 2: Convert to fraction form
    17,105.74/25,637.64 = 9,716.41/x
  3. Step 3: Cross multiply
    17,105.74x = 25,637.64 × 9,716.41
  4. Step 4: Simplify right side
    17,105.74x = 249,105,821.67
  5. Step 5: Solve for x
    x = 249,105,821.67/17,105.74
  6. Step 6: Final answer
    x = 14,562.70

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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.