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Finding the Fourth Proportional to 15,235.80, 22,853.76 and 5,369.73

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Solution

The fourth proportional to 15,235.80, 22,853.76 and 5,369.73 is: 8,054.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,235.80 : 22,853.76 = 5,369.73 : x
  2. Step 2: Convert to fraction form
    15,235.80/22,853.76 = 5,369.73/x
  3. Step 3: Cross multiply
    15,235.80x = 22,853.76 × 5,369.73
  4. Step 4: Simplify right side
    15,235.80x = 122,718,520.68
  5. Step 5: Solve for x
    x = 122,718,520.68/15,235.80
  6. Step 6: Final answer
    x = 8,054.62

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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.