Home / 29,915.72-41,283.20-17,168.38

Finding the Fourth Proportional to 29,915.72, 41,283.20 and 17,168.38

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Solution

The fourth proportional to 29,915.72, 41,283.20 and 17,168.38 is: 23,692.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,915.72 : 41,283.20 = 17,168.38 : x
  2. Step 2: Convert to fraction form
    29,915.72/41,283.20 = 17,168.38/x
  3. Step 3: Cross multiply
    29,915.72x = 41,283.20 × 17,168.38
  4. Step 4: Simplify right side
    29,915.72x = 708,765,665.22
  5. Step 5: Solve for x
    x = 708,765,665.22/29,915.72
  6. Step 6: Final answer
    x = 23,692.08

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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.