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Finding the Fourth Proportional to 17,813.44, 24,590.44 and 10,645.90

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Solution

The fourth proportional to 17,813.44, 24,590.44 and 10,645.90 is: 14,696.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,813.44 : 24,590.44 = 10,645.90 : x
  2. Step 2: Convert to fraction form
    17,813.44/24,590.44 = 10,645.90/x
  3. Step 3: Cross multiply
    17,813.44x = 24,590.44 × 10,645.90
  4. Step 4: Simplify right side
    17,813.44x = 261,787,365.20
  5. Step 5: Solve for x
    x = 261,787,365.20/17,813.44
  6. Step 6: Final answer
    x = 14,696.06

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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.