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Finding the Fourth Proportional to 17,451.80, 24,080.22 and 10,379.96

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Solution

The fourth proportional to 17,451.80, 24,080.22 and 10,379.96 is: 14,322.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,451.80 : 24,080.22 = 10,379.96 : x
  2. Step 2: Convert to fraction form
    17,451.80/24,080.22 = 10,379.96/x
  3. Step 3: Cross multiply
    17,451.80x = 24,080.22 × 10,379.96
  4. Step 4: Simplify right side
    17,451.80x = 249,951,720.39
  5. Step 5: Solve for x
    x = 249,951,720.39/17,451.80
  6. Step 6: Final answer
    x = 14,322.40

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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.