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Finding the Fourth Proportional to 17,449.18, 24,079.94 and 9,491.45

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Solution

The fourth proportional to 17,449.18, 24,079.94 and 9,491.45 is: 13,098.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,449.18 : 24,079.94 = 9,491.45 : x
  2. Step 2: Convert to fraction form
    17,449.18/24,079.94 = 9,491.45/x
  3. Step 3: Cross multiply
    17,449.18x = 24,079.94 × 9,491.45
  4. Step 4: Simplify right side
    17,449.18x = 228,553,630.44
  5. Step 5: Solve for x
    x = 228,553,630.44/17,449.18
  6. Step 6: Final answer
    x = 13,098.25

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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.