Home / 15,208.97-22,791.58-6,431.81

Finding the Fourth Proportional to 15,208.97, 22,791.58 and 6,431.81

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Solution

The fourth proportional to 15,208.97, 22,791.58 and 6,431.81 is: 9,638.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,208.97 : 22,791.58 = 6,431.81 : x
  2. Step 2: Convert to fraction form
    15,208.97/22,791.58 = 6,431.81/x
  3. Step 3: Cross multiply
    15,208.97x = 22,791.58 × 6,431.81
  4. Step 4: Simplify right side
    15,208.97x = 146,590,982.12
  5. Step 5: Solve for x
    x = 146,590,982.12/15,208.97
  6. Step 6: Final answer
    x = 9,638.46

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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.