Home / 21,082.27-29,093.27-11,650.63

Finding the Fourth Proportional to 21,082.27, 29,093.27 and 11,650.63

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Solution

The fourth proportional to 21,082.27, 29,093.27 and 11,650.63 is: 16,077.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,082.27 : 29,093.27 = 11,650.63 : x
  2. Step 2: Convert to fraction form
    21,082.27/29,093.27 = 11,650.63/x
  3. Step 3: Cross multiply
    21,082.27x = 29,093.27 × 11,650.63
  4. Step 4: Simplify right side
    21,082.27x = 338,954,866.01
  5. Step 5: Solve for x
    x = 338,954,866.01/21,082.27
  6. Step 6: Final answer
    x = 16,077.72

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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.