Home / 22,668.97-31,282.55-12,597.15

Finding the Fourth Proportional to 22,668.97, 31,282.55 and 12,597.15

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Solution

The fourth proportional to 22,668.97, 31,282.55 and 12,597.15 is: 17,383.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,668.97 : 31,282.55 = 12,597.15 : x
  2. Step 2: Convert to fraction form
    22,668.97/31,282.55 = 12,597.15/x
  3. Step 3: Cross multiply
    22,668.97x = 31,282.55 × 12,597.15
  4. Step 4: Simplify right side
    22,668.97x = 394,070,896.53
  5. Step 5: Solve for x
    x = 394,070,896.53/22,668.97
  6. Step 6: Final answer
    x = 17,383.72

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Similar ratio
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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.