Home / 31,668.36-43,701.30-17,519.28

Finding the Fourth Proportional to 31,668.36, 43,701.30 and 17,519.28

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Solution

The fourth proportional to 31,668.36, 43,701.30 and 17,519.28 is: 24,176.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,668.36 : 43,701.30 = 17,519.28 : x
  2. Step 2: Convert to fraction form
    31,668.36/43,701.30 = 17,519.28/x
  3. Step 3: Cross multiply
    31,668.36x = 43,701.30 × 17,519.28
  4. Step 4: Simplify right side
    31,668.36x = 765,615,311.06
  5. Step 5: Solve for x
    x = 765,615,311.06/31,668.36
  6. Step 6: Final answer
    x = 24,176.03

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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.