Home / 21,082.48-29,093.52-11,650.84

Finding the Fourth Proportional to 21,082.48, 29,093.52 and 11,650.84

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Solution

The fourth proportional to 21,082.48, 29,093.52 and 11,650.84 is: 16,077.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,082.48 : 29,093.52 = 11,650.84 : x
  2. Step 2: Convert to fraction form
    21,082.48/29,093.52 = 11,650.84/x
  3. Step 3: Cross multiply
    21,082.48x = 29,093.52 × 11,650.84
  4. Step 4: Simplify right side
    21,082.48x = 338,963,946.56
  5. Step 5: Solve for x
    x = 338,963,946.56/21,082.48
  6. Step 6: Final answer
    x = 16,077.99

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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.