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Finding the Fourth Proportional to 17,908.86, 24,714.09 and 9,950.94

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Solution

The fourth proportional to 17,908.86, 24,714.09 and 9,950.94 is: 13,732.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,908.86 : 24,714.09 = 9,950.94 : x
  2. Step 2: Convert to fraction form
    17,908.86/24,714.09 = 9,950.94/x
  3. Step 3: Cross multiply
    17,908.86x = 24,714.09 × 9,950.94
  4. Step 4: Simplify right side
    17,908.86x = 245,928,426.74
  5. Step 5: Solve for x
    x = 245,928,426.74/17,908.86
  6. Step 6: Final answer
    x = 13,732.22

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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.