Home / 38,520.69-57,682.37-26,658.03

Finding the Fourth Proportional to 38,520.69, 57,682.37 and 26,658.03

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Solution

The fourth proportional to 38,520.69, 57,682.37 and 26,658.03 is: 39,918.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,520.69 : 57,682.37 = 26,658.03 : x
  2. Step 2: Convert to fraction form
    38,520.69/57,682.37 = 26,658.03/x
  3. Step 3: Cross multiply
    38,520.69x = 57,682.37 × 26,658.03
  4. Step 4: Simplify right side
    38,520.69x = 1,537,698,632.89
  5. Step 5: Solve for x
    x = 1,537,698,632.89/38,520.69
  6. Step 6: Final answer
    x = 39,918.78

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1.5x scale

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.