Home / 17,961.60-24,786.36-10,003.68

Finding the Fourth Proportional to 17,961.60, 24,786.36 and 10,003.68

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Solution

The fourth proportional to 17,961.60, 24,786.36 and 10,003.68 is: 13,804.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,961.60 : 24,786.36 = 10,003.68 : x
  2. Step 2: Convert to fraction form
    17,961.60/24,786.36 = 10,003.68/x
  3. Step 3: Cross multiply
    17,961.60x = 24,786.36 × 10,003.68
  4. Step 4: Simplify right side
    17,961.60x = 247,954,813.80
  5. Step 5: Solve for x
    x = 247,954,813.80/17,961.60
  6. Step 6: Final answer
    x = 13,804.72

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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.