Home / 29,866.47-41,219.54-19,286.86

Finding the Fourth Proportional to 29,866.47, 41,219.54 and 19,286.86

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Solution

The fourth proportional to 29,866.47, 41,219.54 and 19,286.86 is: 26,618.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,866.47 : 41,219.54 = 19,286.86 : x
  2. Step 2: Convert to fraction form
    29,866.47/41,219.54 = 19,286.86/x
  3. Step 3: Cross multiply
    29,866.47x = 41,219.54 × 19,286.86
  4. Step 4: Simplify right side
    29,866.47x = 794,995,497.24
  5. Step 5: Solve for x
    x = 794,995,497.24/29,866.47
  6. Step 6: Final answer
    x = 26,618.33

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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.