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Finding the Fourth Proportional to 29,082.92, 43,624.60 and 15,928.11

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Solution

The fourth proportional to 29,082.92, 43,624.60 and 15,928.11 is: 23,892.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,082.92 : 43,624.60 = 15,928.11 : x
  2. Step 2: Convert to fraction form
    29,082.92/43,624.60 = 15,928.11/x
  3. Step 3: Cross multiply
    29,082.92x = 43,624.60 × 15,928.11
  4. Step 4: Simplify right side
    29,082.92x = 694,857,427.51
  5. Step 5: Solve for x
    x = 694,857,427.51/29,082.92
  6. Step 6: Final answer
    x = 23,892.29

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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.