Home / 28,849.76-39,791.84-22,277.08

Finding the Fourth Proportional to 28,849.76, 39,791.84 and 22,277.08

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Solution

The fourth proportional to 28,849.76, 39,791.84 and 22,277.08 is: 30,726.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,849.76 : 39,791.84 = 22,277.08 : x
  2. Step 2: Convert to fraction form
    28,849.76/39,791.84 = 22,277.08/x
  3. Step 3: Cross multiply
    28,849.76x = 39,791.84 × 22,277.08
  4. Step 4: Simplify right side
    28,849.76x = 886,446,003.03
  5. Step 5: Solve for x
    x = 886,446,003.03/28,849.76
  6. Step 6: Final answer
    x = 30,726.29

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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.