Home / 31,334.72-43,247.86-18,594.97

Finding the Fourth Proportional to 31,334.72, 43,247.86 and 18,594.97

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Solution

The fourth proportional to 31,334.72, 43,247.86 and 18,594.97 is: 25,664.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,334.72 : 43,247.86 = 18,594.97 : x
  2. Step 2: Convert to fraction form
    31,334.72/43,247.86 = 18,594.97/x
  3. Step 3: Cross multiply
    31,334.72x = 43,247.86 × 18,594.97
  4. Step 4: Simplify right side
    31,334.72x = 804,192,504.66
  5. Step 5: Solve for x
    x = 804,192,504.66/31,334.72
  6. Step 6: Final answer
    x = 25,664.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.