Home / 18,654.42-25,741.53-10,694.82

Finding the Fourth Proportional to 18,654.42, 25,741.53 and 10,694.82

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Solution

The fourth proportional to 18,654.42, 25,741.53 and 10,694.82 is: 14,757.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,654.42 : 25,741.53 = 10,694.82 : x
  2. Step 2: Convert to fraction form
    18,654.42/25,741.53 = 10,694.82/x
  3. Step 3: Cross multiply
    18,654.42x = 25,741.53 × 10,694.82
  4. Step 4: Simplify right side
    18,654.42x = 275,301,029.87
  5. Step 5: Solve for x
    x = 275,301,029.87/18,654.42
  6. Step 6: Final answer
    x = 14,757.95

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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.