Home / 16,691.47-25,000.31-11,413.98

Finding the Fourth Proportional to 16,691.47, 25,000.31 and 11,413.98

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Solution

The fourth proportional to 16,691.47, 25,000.31 and 11,413.98 is: 17,095.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,691.47 : 25,000.31 = 11,413.98 : x
  2. Step 2: Convert to fraction form
    16,691.47/25,000.31 = 11,413.98/x
  3. Step 3: Cross multiply
    16,691.47x = 25,000.31 × 11,413.98
  4. Step 4: Simplify right side
    16,691.47x = 285,353,066.87
  5. Step 5: Solve for x
    x = 285,353,066.87/16,691.47
  6. Step 6: Final answer
    x = 17,095.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.