Home / 17,185.23-23,719.64-11,206.49

Finding the Fourth Proportional to 17,185.23, 23,719.64 and 11,206.49

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Solution

The fourth proportional to 17,185.23, 23,719.64 and 11,206.49 is: 15,467.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,185.23 : 23,719.64 = 11,206.49 : x
  2. Step 2: Convert to fraction form
    17,185.23/23,719.64 = 11,206.49/x
  3. Step 3: Cross multiply
    17,185.23x = 23,719.64 × 11,206.49
  4. Step 4: Simplify right side
    17,185.23x = 265,813,733.83
  5. Step 5: Solve for x
    x = 265,813,733.83/17,185.23
  6. Step 6: Final answer
    x = 15,467.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.