Home / 17,625.47-26,429.94-8,262.36

Finding the Fourth Proportional to 17,625.47, 26,429.94 and 8,262.36

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Solution

The fourth proportional to 17,625.47, 26,429.94 and 8,262.36 is: 12,389.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,625.47 : 26,429.94 = 8,262.36 : x
  2. Step 2: Convert to fraction form
    17,625.47/26,429.94 = 8,262.36/x
  3. Step 3: Cross multiply
    17,625.47x = 26,429.94 × 8,262.36
  4. Step 4: Simplify right side
    17,625.47x = 218,373,679.06
  5. Step 5: Solve for x
    x = 218,373,679.06/17,625.47
  6. Step 6: Final answer
    x = 12,389.67

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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.