Home / 31,568.27-47,354.45-11,847.33

Finding the Fourth Proportional to 31,568.27, 47,354.45 and 11,847.33

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Solution

The fourth proportional to 31,568.27, 47,354.45 and 11,847.33 is: 17,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,568.27 : 47,354.45 = 11,847.33 : x
  2. Step 2: Convert to fraction form
    31,568.27/47,354.45 = 11,847.33/x
  3. Step 3: Cross multiply
    31,568.27x = 47,354.45 × 11,847.33
  4. Step 4: Simplify right side
    31,568.27x = 561,023,736.88
  5. Step 5: Solve for x
    x = 561,023,736.88/31,568.27
  6. Step 6: Final answer
    x = 17,771.76

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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.