Home / 13,180.83-19,776.12-6,163.13

Finding the Fourth Proportional to 13,180.83, 19,776.12 and 6,163.13

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Solution

The fourth proportional to 13,180.83, 19,776.12 and 6,163.13 is: 9,246.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,180.83 : 19,776.12 = 6,163.13 : x
  2. Step 2: Convert to fraction form
    13,180.83/19,776.12 = 6,163.13/x
  3. Step 3: Cross multiply
    13,180.83x = 19,776.12 × 6,163.13
  4. Step 4: Simplify right side
    13,180.83x = 121,882,699.58
  5. Step 5: Solve for x
    x = 121,882,699.58/13,180.83
  6. Step 6: Final answer
    x = 9,246.97

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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.