Home / 22,668.66-31,282.77-12,596.85

Finding the Fourth Proportional to 22,668.66, 31,282.77 and 12,596.85

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Solution

The fourth proportional to 22,668.66, 31,282.77 and 12,596.85 is: 17,383.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,668.66 : 31,282.77 = 12,596.85 : x
  2. Step 2: Convert to fraction form
    22,668.66/31,282.77 = 12,596.85/x
  3. Step 3: Cross multiply
    22,668.66x = 31,282.77 × 12,596.85
  4. Step 4: Simplify right side
    22,668.66x = 394,064,408.51
  5. Step 5: Solve for x
    x = 394,064,408.51/22,668.66
  6. Step 6: Final answer
    x = 17,383.67

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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.