Home / 12,818.04-19,227.69-6,249.84

Finding the Fourth Proportional to 12,818.04, 19,227.69 and 6,249.84

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Solution

The fourth proportional to 12,818.04, 19,227.69 and 6,249.84 is: 9,375.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,818.04 : 19,227.69 = 6,249.84 : x
  2. Step 2: Convert to fraction form
    12,818.04/19,227.69 = 6,249.84/x
  3. Step 3: Cross multiply
    12,818.04x = 19,227.69 × 6,249.84
  4. Step 4: Simplify right side
    12,818.04x = 120,169,986.07
  5. Step 5: Solve for x
    x = 120,169,986.07/12,818.04
  6. Step 6: Final answer
    x = 9,375.07

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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.