Home / 29,192.32-43,789.28-11,660.64

Finding the Fourth Proportional to 29,192.32, 43,789.28 and 11,660.64

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Solution

The fourth proportional to 29,192.32, 43,789.28 and 11,660.64 is: 17,491.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,192.32 : 43,789.28 = 11,660.64 : x
  2. Step 2: Convert to fraction form
    29,192.32/43,789.28 = 11,660.64/x
  3. Step 3: Cross multiply
    29,192.32x = 43,789.28 × 11,660.64
  4. Step 4: Simplify right side
    29,192.32x = 510,611,029.94
  5. Step 5: Solve for x
    x = 510,611,029.94/29,192.32
  6. Step 6: Final answer
    x = 17,491.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.