Home / 29,409.92-40,582.74-16,660.56

Finding the Fourth Proportional to 29,409.92, 40,582.74 and 16,660.56

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Solution

The fourth proportional to 29,409.92, 40,582.74 and 16,660.56 is: 22,989.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,409.92 : 40,582.74 = 16,660.56 : x
  2. Step 2: Convert to fraction form
    29,409.92/40,582.74 = 16,660.56/x
  3. Step 3: Cross multiply
    29,409.92x = 40,582.74 × 16,660.56
  4. Step 4: Simplify right side
    29,409.92x = 676,131,174.73
  5. Step 5: Solve for x
    x = 676,131,174.73/29,409.92
  6. Step 6: Final answer
    x = 22,989.90

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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.