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Finding the Fourth Proportional to 18,082.12, 24,952.12 and 10,123

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Solution

The fourth proportional to 18,082.12, 24,952.12 and 10,123 is: 13,969.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,082.12 : 24,952.12 = 10,123 : x
  2. Step 2: Convert to fraction form
    18,082.12/24,952.12 = 10,123/x
  3. Step 3: Cross multiply
    18,082.12x = 24,952.12 × 10,123
  4. Step 4: Simplify right side
    18,082.12x = 252,590,310.76
  5. Step 5: Solve for x
    x = 252,590,310.76/18,082.12
  6. Step 6: Final answer
    x = 13,969.07

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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.