Home / 23,721.75-32,735.88-12,966.53

Finding the Fourth Proportional to 23,721.75, 32,735.88 and 12,966.53

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Solution

The fourth proportional to 23,721.75, 32,735.88 and 12,966.53 is: 17,893.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,721.75 : 32,735.88 = 12,966.53 : x
  2. Step 2: Convert to fraction form
    23,721.75/32,735.88 = 12,966.53/x
  3. Step 3: Cross multiply
    23,721.75x = 32,735.88 × 12,966.53
  4. Step 4: Simplify right side
    23,721.75x = 424,470,606.42
  5. Step 5: Solve for x
    x = 424,470,606.42/23,721.75
  6. Step 6: Final answer
    x = 17,893.73

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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.