Home / 18,835.70-25,993.26-10,452.20

Finding the Fourth Proportional to 18,835.70, 25,993.26 and 10,452.20

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Solution

The fourth proportional to 18,835.70, 25,993.26 and 10,452.20 is: 14,424.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,835.70 : 25,993.26 = 10,452.20 : x
  2. Step 2: Convert to fraction form
    18,835.70/25,993.26 = 10,452.20/x
  3. Step 3: Cross multiply
    18,835.70x = 25,993.26 × 10,452.20
  4. Step 4: Simplify right side
    18,835.70x = 271,686,752.17
  5. Step 5: Solve for x
    x = 271,686,752.17/18,835.70
  6. Step 6: Final answer
    x = 14,424.03

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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.