Home / 18,742.35-25,864.55-10,244.49

Finding the Fourth Proportional to 18,742.35, 25,864.55 and 10,244.49

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Solution

The fourth proportional to 18,742.35, 25,864.55 and 10,244.49 is: 14,137.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,742.35 : 25,864.55 = 10,244.49 : x
  2. Step 2: Convert to fraction form
    18,742.35/25,864.55 = 10,244.49/x
  3. Step 3: Cross multiply
    18,742.35x = 25,864.55 × 10,244.49
  4. Step 4: Simplify right side
    18,742.35x = 264,969,014.03
  5. Step 5: Solve for x
    x = 264,969,014.03/18,742.35
  6. Step 6: Final answer
    x = 14,137.45

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