Home / 31,708.58-43,668.65-26,354.88

Finding the Fourth Proportional to 31,708.58, 43,668.65 and 26,354.88

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Solution

The fourth proportional to 31,708.58, 43,668.65 and 26,354.88 is: 36,295.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,708.58 : 43,668.65 = 26,354.88 : x
  2. Step 2: Convert to fraction form
    31,708.58/43,668.65 = 26,354.88/x
  3. Step 3: Cross multiply
    31,708.58x = 43,668.65 × 26,354.88
  4. Step 4: Simplify right side
    31,708.58x = 1,150,882,096.40
  5. Step 5: Solve for x
    x = 1,150,882,096.40/31,708.58
  6. Step 6: Final answer
    x = 36,295.61

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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.