Home / 17,668.33-24,403.93-13,211.91

Finding the Fourth Proportional to 17,668.33, 24,403.93 and 13,211.91

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Solution

The fourth proportional to 17,668.33, 24,403.93 and 13,211.91 is: 18,248.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,668.33 : 24,403.93 = 13,211.91 : x
  2. Step 2: Convert to fraction form
    17,668.33/24,403.93 = 13,211.91/x
  3. Step 3: Cross multiply
    17,668.33x = 24,403.93 × 13,211.91
  4. Step 4: Simplify right side
    17,668.33x = 322,422,568.09
  5. Step 5: Solve for x
    x = 322,422,568.09/17,668.33
  6. Step 6: Final answer
    x = 18,248.62

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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.