Home / 18,549.64-25,597.42-10,996.70

Finding the Fourth Proportional to 18,549.64, 25,597.42 and 10,996.70

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Solution

The fourth proportional to 18,549.64, 25,597.42 and 10,996.70 is: 15,174.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,549.64 : 25,597.42 = 10,996.70 : x
  2. Step 2: Convert to fraction form
    18,549.64/25,597.42 = 10,996.70/x
  3. Step 3: Cross multiply
    18,549.64x = 25,597.42 × 10,996.70
  4. Step 4: Simplify right side
    18,549.64x = 281,486,993.04
  5. Step 5: Solve for x
    x = 281,486,993.04/18,549.64
  6. Step 6: Final answer
    x = 15,174.79

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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.