Home / 16,375.12-22,600.40-9,662.41

Finding the Fourth Proportional to 16,375.12, 22,600.40 and 9,662.41

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Solution

The fourth proportional to 16,375.12, 22,600.40 and 9,662.41 is: 13,335.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,375.12 : 22,600.40 = 9,662.41 : x
  2. Step 2: Convert to fraction form
    16,375.12/22,600.40 = 9,662.41/x
  3. Step 3: Cross multiply
    16,375.12x = 22,600.40 × 9,662.41
  4. Step 4: Simplify right side
    16,375.12x = 218,374,330.96
  5. Step 5: Solve for x
    x = 218,374,330.96/16,375.12
  6. Step 6: Final answer
    x = 13,335.74

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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.