Home / 14,104.53-19,422.81-12,611.97

Finding the Fourth Proportional to 14,104.53, 19,422.81 and 12,611.97

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Solution

The fourth proportional to 14,104.53, 19,422.81 and 12,611.97 is: 17,367.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,104.53 : 19,422.81 = 12,611.97 : x
  2. Step 2: Convert to fraction form
    14,104.53/19,422.81 = 12,611.97/x
  3. Step 3: Cross multiply
    14,104.53x = 19,422.81 × 12,611.97
  4. Step 4: Simplify right side
    14,104.53x = 244,959,897.04
  5. Step 5: Solve for x
    x = 244,959,897.04/14,104.53
  6. Step 6: Final answer
    x = 17,367.46

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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.