Home / 35,517.94-49,014.86-19,385.40

Finding the Fourth Proportional to 35,517.94, 49,014.86 and 19,385.40

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Solution

The fourth proportional to 35,517.94, 49,014.86 and 19,385.40 is: 26,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,517.94 : 49,014.86 = 19,385.40 : x
  2. Step 2: Convert to fraction form
    35,517.94/49,014.86 = 19,385.40/x
  3. Step 3: Cross multiply
    35,517.94x = 49,014.86 × 19,385.40
  4. Step 4: Simplify right side
    35,517.94x = 950,172,413.06
  5. Step 5: Solve for x
    x = 950,172,413.06/35,517.94
  6. Step 6: Final answer
    x = 26,751.90

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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.