Home / 21,082.44-29,093.94-12,704.52

Finding the Fourth Proportional to 21,082.44, 29,093.94 and 12,704.52

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Solution

The fourth proportional to 21,082.44, 29,093.94 and 12,704.52 is: 17,532.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,082.44 : 29,093.94 = 12,704.52 : x
  2. Step 2: Convert to fraction form
    21,082.44/29,093.94 = 12,704.52/x
  3. Step 3: Cross multiply
    21,082.44x = 29,093.94 × 12,704.52
  4. Step 4: Simplify right side
    21,082.44x = 369,624,542.61
  5. Step 5: Solve for x
    x = 369,624,542.61/21,082.44
  6. Step 6: Final answer
    x = 17,532.34

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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.