Home / 12,998.94-19,491.21-6,069.66

Finding the Fourth Proportional to 12,998.94, 19,491.21 and 6,069.66

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Solution

The fourth proportional to 12,998.94, 19,491.21 and 6,069.66 is: 9,101.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,998.94 : 19,491.21 = 6,069.66 : x
  2. Step 2: Convert to fraction form
    12,998.94/19,491.21 = 6,069.66/x
  3. Step 3: Cross multiply
    12,998.94x = 19,491.21 × 6,069.66
  4. Step 4: Simplify right side
    12,998.94x = 118,305,017.69
  5. Step 5: Solve for x
    x = 118,305,017.69/12,998.94
  6. Step 6: Final answer
    x = 9,101.13

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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.