Home / 18,835.78-25,993.53-10,452.42

Finding the Fourth Proportional to 18,835.78, 25,993.53 and 10,452.42

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Solution

The fourth proportional to 18,835.78, 25,993.53 and 10,452.42 is: 14,424.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,835.78 : 25,993.53 = 10,452.42 : x
  2. Step 2: Convert to fraction form
    18,835.78/25,993.53 = 10,452.42/x
  3. Step 3: Cross multiply
    18,835.78x = 25,993.53 × 10,452.42
  4. Step 4: Simplify right side
    18,835.78x = 271,695,292.84
  5. Step 5: Solve for x
    x = 271,695,292.84/18,835.78
  6. Step 6: Final answer
    x = 14,424.42

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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.