Home / 14,392.75-19,862.04-8,105.26

Finding the Fourth Proportional to 14,392.75, 19,862.04 and 8,105.26

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Solution

The fourth proportional to 14,392.75, 19,862.04 and 8,105.26 is: 11,185.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,392.75 : 19,862.04 = 8,105.26 : x
  2. Step 2: Convert to fraction form
    14,392.75/19,862.04 = 8,105.26/x
  3. Step 3: Cross multiply
    14,392.75x = 19,862.04 × 8,105.26
  4. Step 4: Simplify right side
    14,392.75x = 160,986,998.33
  5. Step 5: Solve for x
    x = 160,986,998.33/14,392.75
  6. Step 6: Final answer
    x = 11,185.28

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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.