Home / 17,689.86-24,413.04-10,138.53

Finding the Fourth Proportional to 17,689.86, 24,413.04 and 10,138.53

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Solution

The fourth proportional to 17,689.86, 24,413.04 and 10,138.53 is: 13,991.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,689.86 : 24,413.04 = 10,138.53 : x
  2. Step 2: Convert to fraction form
    17,689.86/24,413.04 = 10,138.53/x
  3. Step 3: Cross multiply
    17,689.86x = 24,413.04 × 10,138.53
  4. Step 4: Simplify right side
    17,689.86x = 247,512,338.43
  5. Step 5: Solve for x
    x = 247,512,338.43/17,689.86
  6. Step 6: Final answer
    x = 13,991.76

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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.