Home / 45,019.68-67,529.52-11,739.66

Finding the Fourth Proportional to 45,019.68, 67,529.52 and 11,739.66

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Solution

The fourth proportional to 45,019.68, 67,529.52 and 11,739.66 is: 17,609.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,019.68 : 67,529.52 = 11,739.66 : x
  2. Step 2: Convert to fraction form
    45,019.68/67,529.52 = 11,739.66/x
  3. Step 3: Cross multiply
    45,019.68x = 67,529.52 × 11,739.66
  4. Step 4: Simplify right side
    45,019.68x = 792,773,604.76
  5. Step 5: Solve for x
    x = 792,773,604.76/45,019.68
  6. Step 6: Final answer
    x = 17,609.49

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Similar ratio
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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.