Home / 19,443.66-29,181.05-10,086.36

Finding the Fourth Proportional to 19,443.66, 29,181.05 and 10,086.36

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Solution

The fourth proportional to 19,443.66, 29,181.05 and 10,086.36 is: 15,137.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,443.66 : 29,181.05 = 10,086.36 : x
  2. Step 2: Convert to fraction form
    19,443.66/29,181.05 = 10,086.36/x
  3. Step 3: Cross multiply
    19,443.66x = 29,181.05 × 10,086.36
  4. Step 4: Simplify right side
    19,443.66x = 294,330,575.48
  5. Step 5: Solve for x
    x = 294,330,575.48/19,443.66
  6. Step 6: Final answer
    x = 15,137.61

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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.