Home / 19,161.36-28,732.52-6,682.10

Finding the Fourth Proportional to 19,161.36, 28,732.52 and 6,682.10

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Solution

The fourth proportional to 19,161.36, 28,732.52 and 6,682.10 is: 10,019.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,161.36 : 28,732.52 = 6,682.10 : x
  2. Step 2: Convert to fraction form
    19,161.36/28,732.52 = 6,682.10/x
  3. Step 3: Cross multiply
    19,161.36x = 28,732.52 × 6,682.10
  4. Step 4: Simplify right side
    19,161.36x = 191,993,444.93
  5. Step 5: Solve for x
    x = 191,993,444.93/19,161.36
  6. Step 6: Final answer
    x = 10,019.82

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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.