Home / 29,660.91-40,935.78-19,460.58

Finding the Fourth Proportional to 29,660.91, 40,935.78 and 19,460.58

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Solution

The fourth proportional to 29,660.91, 40,935.78 and 19,460.58 is: 26,858.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,660.91 : 40,935.78 = 19,460.58 : x
  2. Step 2: Convert to fraction form
    29,660.91/40,935.78 = 19,460.58/x
  3. Step 3: Cross multiply
    29,660.91x = 40,935.78 × 19,460.58
  4. Step 4: Simplify right side
    29,660.91x = 796,634,021.55
  5. Step 5: Solve for x
    x = 796,634,021.55/29,660.91
  6. Step 6: Final answer
    x = 26,858.04

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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.