Home / 23,257.80-34,884.18-12,160.08

Finding the Fourth Proportional to 23,257.80, 34,884.18 and 12,160.08

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Solution

The fourth proportional to 23,257.80, 34,884.18 and 12,160.08 is: 18,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,257.80 : 34,884.18 = 12,160.08 : x
  2. Step 2: Convert to fraction form
    23,257.80/34,884.18 = 12,160.08/x
  3. Step 3: Cross multiply
    23,257.80x = 34,884.18 × 12,160.08
  4. Step 4: Simplify right side
    23,257.80x = 424,194,419.53
  5. Step 5: Solve for x
    x = 424,194,419.53/23,257.80
  6. Step 6: Final answer
    x = 18,238.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.