Home / 16,786.44-23,156.28-10,409.04

Finding the Fourth Proportional to 16,786.44, 23,156.28 and 10,409.04

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Solution

The fourth proportional to 16,786.44, 23,156.28 and 10,409.04 is: 14,358.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786.44 : 23,156.28 = 10,409.04 : x
  2. Step 2: Convert to fraction form
    16,786.44/23,156.28 = 10,409.04/x
  3. Step 3: Cross multiply
    16,786.44x = 23,156.28 × 10,409.04
  4. Step 4: Simplify right side
    16,786.44x = 241,034,644.77
  5. Step 5: Solve for x
    x = 241,034,644.77/16,786.44
  6. Step 6: Final answer
    x = 14,358.89

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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.