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Finding the Fourth Proportional to 17,859.44, 24,635.04 and 11,809.64

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Solution

The fourth proportional to 17,859.44, 24,635.04 and 11,809.64 is: 16,290.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,859.44 : 24,635.04 = 11,809.64 : x
  2. Step 2: Convert to fraction form
    17,859.44/24,635.04 = 11,809.64/x
  3. Step 3: Cross multiply
    17,859.44x = 24,635.04 × 11,809.64
  4. Step 4: Simplify right side
    17,859.44x = 290,930,953.79
  5. Step 5: Solve for x
    x = 290,930,953.79/17,859.44
  6. Step 6: Final answer
    x = 16,290.04

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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.