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Finding the Fourth Proportional to 17,491.01, 26,239.09 and 6,245.47

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Solution

The fourth proportional to 17,491.01, 26,239.09 and 6,245.47 is: 9,369.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,491.01 : 26,239.09 = 6,245.47 : x
  2. Step 2: Convert to fraction form
    17,491.01/26,239.09 = 6,245.47/x
  3. Step 3: Cross multiply
    17,491.01x = 26,239.09 × 6,245.47
  4. Step 4: Simplify right side
    17,491.01x = 163,875,449.42
  5. Step 5: Solve for x
    x = 163,875,449.42/17,491.01
  6. Step 6: Final answer
    x = 9,369.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.