Home / 22,676.58-31,292.29-12,604.68

Finding the Fourth Proportional to 22,676.58, 31,292.29 and 12,604.68

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Solution

The fourth proportional to 22,676.58, 31,292.29 and 12,604.68 is: 17,393.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,676.58 : 31,292.29 = 12,604.68 : x
  2. Step 2: Convert to fraction form
    22,676.58/31,292.29 = 12,604.68/x
  3. Step 3: Cross multiply
    22,676.58x = 31,292.29 × 12,604.68
  4. Step 4: Simplify right side
    22,676.58x = 394,429,301.92
  5. Step 5: Solve for x
    x = 394,429,301.92/22,676.58
  6. Step 6: Final answer
    x = 17,393.69

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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.