Home / 22,676.67-31,296.39-12,606.11

Finding the Fourth Proportional to 22,676.67, 31,296.39 and 12,606.11

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Solution

The fourth proportional to 22,676.67, 31,296.39 and 12,606.11 is: 17,397.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,676.67 : 31,296.39 = 12,606.11 : x
  2. Step 2: Convert to fraction form
    22,676.67/31,296.39 = 12,606.11/x
  3. Step 3: Cross multiply
    22,676.67x = 31,296.39 × 12,606.11
  4. Step 4: Simplify right side
    22,676.67x = 394,525,648.55
  5. Step 5: Solve for x
    x = 394,525,648.55/22,676.67
  6. Step 6: Final answer
    x = 17,397.87

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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.