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Finding the Fourth Proportional to 15,265.87, 22,899.39 and 4,736.98

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Solution

The fourth proportional to 15,265.87, 22,899.39 and 4,736.98 is: 7,105.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,265.87 : 22,899.39 = 4,736.98 : x
  2. Step 2: Convert to fraction form
    15,265.87/22,899.39 = 4,736.98/x
  3. Step 3: Cross multiply
    15,265.87x = 22,899.39 × 4,736.98
  4. Step 4: Simplify right side
    15,265.87x = 108,473,952.44
  5. Step 5: Solve for x
    x = 108,473,952.44/15,265.87
  6. Step 6: Final answer
    x = 7,105.65

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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.