Home / 18,442.08-25,450.20-10,483.83

Finding the Fourth Proportional to 18,442.08, 25,450.20 and 10,483.83

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Solution

The fourth proportional to 18,442.08, 25,450.20 and 10,483.83 is: 14,467.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,442.08 : 25,450.20 = 10,483.83 : x
  2. Step 2: Convert to fraction form
    18,442.08/25,450.20 = 10,483.83/x
  3. Step 3: Cross multiply
    18,442.08x = 25,450.20 × 10,483.83
  4. Step 4: Simplify right side
    18,442.08x = 266,815,570.27
  5. Step 5: Solve for x
    x = 266,815,570.27/18,442.08
  6. Step 6: Final answer
    x = 14,467.76

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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.