Home / 13,350.72-19,994.94-6,760.92

Finding the Fourth Proportional to 13,350.72, 19,994.94 and 6,760.92

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Solution

The fourth proportional to 13,350.72, 19,994.94 and 6,760.92 is: 10,125.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350.72 : 19,994.94 = 6,760.92 : x
  2. Step 2: Convert to fraction form
    13,350.72/19,994.94 = 6,760.92/x
  3. Step 3: Cross multiply
    13,350.72x = 19,994.94 × 6,760.92
  4. Step 4: Simplify right side
    13,350.72x = 135,184,189.74
  5. Step 5: Solve for x
    x = 135,184,189.74/13,350.72
  6. Step 6: Final answer
    x = 10,125.61

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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.