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Finding the Fourth Proportional to 15,201.82, 22,801.13 and 7,194.67

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Solution

The fourth proportional to 15,201.82, 22,801.13 and 7,194.67 is: 10,791.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,201.82 : 22,801.13 = 7,194.67 : x
  2. Step 2: Convert to fraction form
    15,201.82/22,801.13 = 7,194.67/x
  3. Step 3: Cross multiply
    15,201.82x = 22,801.13 × 7,194.67
  4. Step 4: Simplify right side
    15,201.82x = 164,046,570.00
  5. Step 5: Solve for x
    x = 164,046,570.00/15,201.82
  6. Step 6: Final answer
    x = 10,791.25

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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.