Home / 25,155.14-37,730.54-8,514.81

Finding the Fourth Proportional to 25,155.14, 37,730.54 and 8,514.81

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Solution

The fourth proportional to 25,155.14, 37,730.54 and 8,514.81 is: 12,771.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,155.14 : 37,730.54 = 8,514.81 : x
  2. Step 2: Convert to fraction form
    25,155.14/37,730.54 = 8,514.81/x
  3. Step 3: Cross multiply
    25,155.14x = 37,730.54 × 8,514.81
  4. Step 4: Simplify right side
    25,155.14x = 321,268,379.30
  5. Step 5: Solve for x
    x = 321,268,379.30/25,155.14
  6. Step 6: Final answer
    x = 12,771.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.