Home / 12,674.44-19,014.34-4,776.79

Finding the Fourth Proportional to 12,674.44, 19,014.34 and 4,776.79

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Solution

The fourth proportional to 12,674.44, 19,014.34 and 4,776.79 is: 7,166.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,674.44 : 19,014.34 = 4,776.79 : x
  2. Step 2: Convert to fraction form
    12,674.44/19,014.34 = 4,776.79/x
  3. Step 3: Cross multiply
    12,674.44x = 19,014.34 × 4,776.79
  4. Step 4: Simplify right side
    12,674.44x = 90,827,574.62
  5. Step 5: Solve for x
    x = 90,827,574.62/12,674.44
  6. Step 6: Final answer
    x = 7,166.20

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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.