Home / 18,910.80-26,096.99-10,413.77

Finding the Fourth Proportional to 18,910.80, 26,096.99 and 10,413.77

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Solution

The fourth proportional to 18,910.80, 26,096.99 and 10,413.77 is: 14,371.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,910.80 : 26,096.99 = 10,413.77 : x
  2. Step 2: Convert to fraction form
    18,910.80/26,096.99 = 10,413.77/x
  3. Step 3: Cross multiply
    18,910.80x = 26,096.99 × 10,413.77
  4. Step 4: Simplify right side
    18,910.80x = 271,767,869.00
  5. Step 5: Solve for x
    x = 271,767,869.00/18,910.80
  6. Step 6: Final answer
    x = 14,371.04

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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.