Home / 18,546.96-25,598.42-14,505.78

Finding the Fourth Proportional to 18,546.96, 25,598.42 and 14,505.78

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Solution

The fourth proportional to 18,546.96, 25,598.42 and 14,505.78 is: 20,020.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,546.96 : 25,598.42 = 14,505.78 : x
  2. Step 2: Convert to fraction form
    18,546.96/25,598.42 = 14,505.78/x
  3. Step 3: Cross multiply
    18,546.96x = 25,598.42 × 14,505.78
  4. Step 4: Simplify right side
    18,546.96x = 371,325,048.87
  5. Step 5: Solve for x
    x = 371,325,048.87/18,546.96
  6. Step 6: Final answer
    x = 20,020.80

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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.