Home / 31,416.96-47,063.88-18,241.68

Finding the Fourth Proportional to 31,416.96, 47,063.88 and 18,241.68

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Solution

The fourth proportional to 31,416.96, 47,063.88 and 18,241.68 is: 27,326.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,416.96 : 47,063.88 = 18,241.68 : x
  2. Step 2: Convert to fraction form
    31,416.96/47,063.88 = 18,241.68/x
  3. Step 3: Cross multiply
    31,416.96x = 47,063.88 × 18,241.68
  4. Step 4: Simplify right side
    31,416.96x = 858,524,238.52
  5. Step 5: Solve for x
    x = 858,524,238.52/31,416.96
  6. Step 6: Final answer
    x = 27,326.78

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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.