Home / 23,172.69-34,672.92-13,817.80

Finding the Fourth Proportional to 23,172.69, 34,672.92 and 13,817.80

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Solution

The fourth proportional to 23,172.69, 34,672.92 and 13,817.80 is: 20,675.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,172.69 : 34,672.92 = 13,817.80 : x
  2. Step 2: Convert to fraction form
    23,172.69/34,672.92 = 13,817.80/x
  3. Step 3: Cross multiply
    23,172.69x = 34,672.92 × 13,817.80
  4. Step 4: Simplify right side
    23,172.69x = 479,103,473.98
  5. Step 5: Solve for x
    x = 479,103,473.98/23,172.69
  6. Step 6: Final answer
    x = 20,675.35

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1.5x scale

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.