Home / 21,023.92-29,013.24-11,463.73

Finding the Fourth Proportional to 21,023.92, 29,013.24 and 11,463.73

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Solution

The fourth proportional to 21,023.92, 29,013.24 and 11,463.73 is: 15,820.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,023.92 : 29,013.24 = 11,463.73 : x
  2. Step 2: Convert to fraction form
    21,023.92/29,013.24 = 11,463.73/x
  3. Step 3: Cross multiply
    21,023.92x = 29,013.24 × 11,463.73
  4. Step 4: Simplify right side
    21,023.92x = 332,599,949.79
  5. Step 5: Solve for x
    x = 332,599,949.79/21,023.92
  6. Step 6: Final answer
    x = 15,820.07

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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.