Home / 17,745.48-26,624.30-7,891.63

Finding the Fourth Proportional to 17,745.48, 26,624.30 and 7,891.63

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Solution

The fourth proportional to 17,745.48, 26,624.30 and 7,891.63 is: 11,840.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,745.48 : 26,624.30 = 7,891.63 : x
  2. Step 2: Convert to fraction form
    17,745.48/26,624.30 = 7,891.63/x
  3. Step 3: Cross multiply
    17,745.48x = 26,624.30 × 7,891.63
  4. Step 4: Simplify right side
    17,745.48x = 210,109,018.59
  5. Step 5: Solve for x
    x = 210,109,018.59/17,745.48
  6. Step 6: Final answer
    x = 11,840.14

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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.