Home / 19,189.44-26,485.16-10,805.96

Finding the Fourth Proportional to 19,189.44, 26,485.16 and 10,805.96

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Solution

The fourth proportional to 19,189.44, 26,485.16 and 10,805.96 is: 14,914.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,189.44 : 26,485.16 = 10,805.96 : x
  2. Step 2: Convert to fraction form
    19,189.44/26,485.16 = 10,805.96/x
  3. Step 3: Cross multiply
    19,189.44x = 26,485.16 × 10,805.96
  4. Step 4: Simplify right side
    19,189.44x = 286,197,579.55
  5. Step 5: Solve for x
    x = 286,197,579.55/19,189.44
  6. Step 6: Final answer
    x = 14,914.33

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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.