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Finding the Fourth Proportional to 37,891.80, 56,837.70 and 16,823.70

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Solution

The fourth proportional to 37,891.80, 56,837.70 and 16,823.70 is: 25,235.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,891.80 : 56,837.70 = 16,823.70 : x
  2. Step 2: Convert to fraction form
    37,891.80/56,837.70 = 16,823.70/x
  3. Step 3: Cross multiply
    37,891.80x = 56,837.70 × 16,823.70
  4. Step 4: Simplify right side
    37,891.80x = 956,220,413.49
  5. Step 5: Solve for x
    x = 956,220,413.49/37,891.80
  6. Step 6: Final answer
    x = 25,235.55

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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.