Home / 23,704.86-32,712.72-12,949.89

Finding the Fourth Proportional to 23,704.86, 32,712.72 and 12,949.89

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Solution

The fourth proportional to 23,704.86, 32,712.72 and 12,949.89 is: 17,870.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,704.86 : 32,712.72 = 12,949.89 : x
  2. Step 2: Convert to fraction form
    23,704.86/32,712.72 = 12,949.89/x
  3. Step 3: Cross multiply
    23,704.86x = 32,712.72 × 12,949.89
  4. Step 4: Simplify right side
    23,704.86x = 423,626,125.60
  5. Step 5: Solve for x
    x = 423,626,125.60/23,704.86
  6. Step 6: Final answer
    x = 17,870.86

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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.