Home / 19,161.66-28,742.40-6,015.06

Finding the Fourth Proportional to 19,161.66, 28,742.40 and 6,015.06

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Solution

The fourth proportional to 19,161.66, 28,742.40 and 6,015.06 is: 9,022.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,161.66 : 28,742.40 = 6,015.06 : x
  2. Step 2: Convert to fraction form
    19,161.66/28,742.40 = 6,015.06/x
  3. Step 3: Cross multiply
    19,161.66x = 28,742.40 × 6,015.06
  4. Step 4: Simplify right side
    19,161.66x = 172,887,260.54
  5. Step 5: Solve for x
    x = 172,887,260.54/19,161.66
  6. Step 6: Final answer
    x = 9,022.56

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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.