Home / 16,813.90-23,197.76-9,738.96

Finding the Fourth Proportional to 16,813.90, 23,197.76 and 9,738.96

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Solution

The fourth proportional to 16,813.90, 23,197.76 and 9,738.96 is: 13,436.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,813.90 : 23,197.76 = 9,738.96 : x
  2. Step 2: Convert to fraction form
    16,813.90/23,197.76 = 9,738.96/x
  3. Step 3: Cross multiply
    16,813.90x = 23,197.76 × 9,738.96
  4. Step 4: Simplify right side
    16,813.90x = 225,922,056.73
  5. Step 5: Solve for x
    x = 225,922,056.73/16,813.90
  6. Step 6: Final answer
    x = 13,436.62

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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.