Home / 16,108.68-22,242.42-10,447.39

Finding the Fourth Proportional to 16,108.68, 22,242.42 and 10,447.39

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Solution

The fourth proportional to 16,108.68, 22,242.42 and 10,447.39 is: 14,425.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,108.68 : 22,242.42 = 10,447.39 : x
  2. Step 2: Convert to fraction form
    16,108.68/22,242.42 = 10,447.39/x
  3. Step 3: Cross multiply
    16,108.68x = 22,242.42 × 10,447.39
  4. Step 4: Simplify right side
    16,108.68x = 232,375,180.68
  5. Step 5: Solve for x
    x = 232,375,180.68/16,108.68
  6. Step 6: Final answer
    x = 14,425.46

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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.