Home / 23,778.43-32,814.14-13,706.80

Finding the Fourth Proportional to 23,778.43, 32,814.14 and 13,706.80

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Solution

The fourth proportional to 23,778.43, 32,814.14 and 13,706.80 is: 18,915.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,778.43 : 32,814.14 = 13,706.80 : x
  2. Step 2: Convert to fraction form
    23,778.43/32,814.14 = 13,706.80/x
  3. Step 3: Cross multiply
    23,778.43x = 32,814.14 × 13,706.80
  4. Step 4: Simplify right side
    23,778.43x = 449,776,806.38
  5. Step 5: Solve for x
    x = 449,776,806.38/23,778.43
  6. Step 6: Final answer
    x = 18,915.33

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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.