Home / 28,369.35-39,065.19-27,739.96

Finding the Fourth Proportional to 28,369.35, 39,065.19 and 27,739.96

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Solution

The fourth proportional to 28,369.35, 39,065.19 and 27,739.96 is: 38,198.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,369.35 : 39,065.19 = 27,739.96 : x
  2. Step 2: Convert to fraction form
    28,369.35/39,065.19 = 27,739.96/x
  3. Step 3: Cross multiply
    28,369.35x = 39,065.19 × 27,739.96
  4. Step 4: Simplify right side
    28,369.35x = 1,083,666,807.99
  5. Step 5: Solve for x
    x = 1,083,666,807.99/28,369.35
  6. Step 6: Final answer
    x = 38,198.51

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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.