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Finding the Fourth Proportional to 29,935.44, 41,311.16 and 16,507.17

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Solution

The fourth proportional to 29,935.44, 41,311.16 and 16,507.17 is: 22,780.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,935.44 : 41,311.16 = 16,507.17 : x
  2. Step 2: Convert to fraction form
    29,935.44/41,311.16 = 16,507.17/x
  3. Step 3: Cross multiply
    29,935.44x = 41,311.16 × 16,507.17
  4. Step 4: Simplify right side
    29,935.44x = 681,930,258.48
  5. Step 5: Solve for x
    x = 681,930,258.48/29,935.44
  6. Step 6: Final answer
    x = 22,780.03

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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.