Home / 23,676.07-32,672.80-12,920.93

Finding the Fourth Proportional to 23,676.07, 32,672.80 and 12,920.93

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Solution

The fourth proportional to 23,676.07, 32,672.80 and 12,920.93 is: 17,830.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,676.07 : 32,672.80 = 12,920.93 : x
  2. Step 2: Convert to fraction form
    23,676.07/32,672.80 = 12,920.93/x
  3. Step 3: Cross multiply
    23,676.07x = 32,672.80 × 12,920.93
  4. Step 4: Simplify right side
    23,676.07x = 422,162,961.70
  5. Step 5: Solve for x
    x = 422,162,961.70/23,676.07
  6. Step 6: Final answer
    x = 17,830.79

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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.