Home / 14,334.40-19,781.44-8,046.80

Finding the Fourth Proportional to 14,334.40, 19,781.44 and 8,046.80

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Solution

The fourth proportional to 14,334.40, 19,781.44 and 8,046.80 is: 11,104.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,334.40 : 19,781.44 = 8,046.80 : x
  2. Step 2: Convert to fraction form
    14,334.40/19,781.44 = 8,046.80/x
  3. Step 3: Cross multiply
    14,334.40x = 19,781.44 × 8,046.80
  4. Step 4: Simplify right side
    14,334.40x = 159,177,291.39
  5. Step 5: Solve for x
    x = 159,177,291.39/14,334.40
  6. Step 6: Final answer
    x = 11,104.57

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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.