Home / 31,245.72-46,868.56-15,659.68

Finding the Fourth Proportional to 31,245.72, 46,868.56 and 15,659.68

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Solution

The fourth proportional to 31,245.72, 46,868.56 and 15,659.68 is: 23,489.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,245.72 : 46,868.56 = 15,659.68 : x
  2. Step 2: Convert to fraction form
    31,245.72/46,868.56 = 15,659.68/x
  3. Step 3: Cross multiply
    31,245.72x = 46,868.56 × 15,659.68
  4. Step 4: Simplify right side
    31,245.72x = 733,946,651.66
  5. Step 5: Solve for x
    x = 733,946,651.66/31,245.72
  6. Step 6: Final answer
    x = 23,489.51

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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.