Home / 19,945.34-27,524.75-10,993.16

Finding the Fourth Proportional to 19,945.34, 27,524.75 and 10,993.16

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Solution

The fourth proportional to 19,945.34, 27,524.75 and 10,993.16 is: 15,170.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,945.34 : 27,524.75 = 10,993.16 : x
  2. Step 2: Convert to fraction form
    19,945.34/27,524.75 = 10,993.16/x
  3. Step 3: Cross multiply
    19,945.34x = 27,524.75 × 10,993.16
  4. Step 4: Simplify right side
    19,945.34x = 302,583,788.12
  5. Step 5: Solve for x
    x = 302,583,788.12/19,945.34
  6. Step 6: Final answer
    x = 15,170.65

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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.