Home / 19,631.64-27,096.33-12,082.84

Finding the Fourth Proportional to 19,631.64, 27,096.33 and 12,082.84

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Solution

The fourth proportional to 19,631.64, 27,096.33 and 12,082.84 is: 16,677.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,631.64 : 27,096.33 = 12,082.84 : x
  2. Step 2: Convert to fraction form
    19,631.64/27,096.33 = 12,082.84/x
  3. Step 3: Cross multiply
    19,631.64x = 27,096.33 × 12,082.84
  4. Step 4: Simplify right side
    19,631.64x = 327,400,619.98
  5. Step 5: Solve for x
    x = 327,400,619.98/19,631.64
  6. Step 6: Final answer
    x = 16,677.19

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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.