Home / 17,745.09-26,636.09-13,070.37

Finding the Fourth Proportional to 17,745.09, 26,636.09 and 13,070.37

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Solution

The fourth proportional to 17,745.09, 26,636.09 and 13,070.37 is: 19,619.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,745.09 : 26,636.09 = 13,070.37 : x
  2. Step 2: Convert to fraction form
    17,745.09/26,636.09 = 13,070.37/x
  3. Step 3: Cross multiply
    17,745.09x = 26,636.09 × 13,070.37
  4. Step 4: Simplify right side
    17,745.09x = 348,143,551.65
  5. Step 5: Solve for x
    x = 348,143,551.65/17,745.09
  6. Step 6: Final answer
    x = 19,619.15

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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.