Home / 12,674.25-19,011.42-4,356.65

Finding the Fourth Proportional to 12,674.25, 19,011.42 and 4,356.65

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Solution

The fourth proportional to 12,674.25, 19,011.42 and 4,356.65 is: 6,534.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,674.25 : 19,011.42 = 4,356.65 : x
  2. Step 2: Convert to fraction form
    12,674.25/19,011.42 = 4,356.65/x
  3. Step 3: Cross multiply
    12,674.25x = 19,011.42 × 4,356.65
  4. Step 4: Simplify right side
    12,674.25x = 82,826,150.47
  5. Step 5: Solve for x
    x = 82,826,150.47/12,674.25
  6. Step 6: Final answer
    x = 6,534.99

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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.