Home / 18,325.14-25,288.68-10,367.20

Finding the Fourth Proportional to 18,325.14, 25,288.68 and 10,367.20

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Solution

The fourth proportional to 18,325.14, 25,288.68 and 10,367.20 is: 14,306.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325.14 : 25,288.68 = 10,367.20 : x
  2. Step 2: Convert to fraction form
    18,325.14/25,288.68 = 10,367.20/x
  3. Step 3: Cross multiply
    18,325.14x = 25,288.68 × 10,367.20
  4. Step 4: Simplify right side
    18,325.14x = 262,172,803.30
  5. Step 5: Solve for x
    x = 262,172,803.30/18,325.14
  6. Step 6: Final answer
    x = 14,306.73

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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.