Home / 14,073.68-19,422.54-8,105.24

Finding the Fourth Proportional to 14,073.68, 19,422.54 and 8,105.24

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Solution

The fourth proportional to 14,073.68, 19,422.54 and 8,105.24 is: 11,185.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,073.68 : 19,422.54 = 8,105.24 : x
  2. Step 2: Convert to fraction form
    14,073.68/19,422.54 = 8,105.24/x
  3. Step 3: Cross multiply
    14,073.68x = 19,422.54 × 8,105.24
  4. Step 4: Simplify right side
    14,073.68x = 157,424,348.11
  5. Step 5: Solve for x
    x = 157,424,348.11/14,073.68
  6. Step 6: Final answer
    x = 11,185.73

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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.