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Finding the Fourth Proportional to 17,744.40, 26,617.01 and 6,649.02

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Solution

The fourth proportional to 17,744.40, 26,617.01 and 6,649.02 is: 9,973.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,744.40 : 26,617.01 = 6,649.02 : x
  2. Step 2: Convert to fraction form
    17,744.40/26,617.01 = 6,649.02/x
  3. Step 3: Cross multiply
    17,744.40x = 26,617.01 × 6,649.02
  4. Step 4: Simplify right side
    17,744.40x = 176,976,998.59
  5. Step 5: Solve for x
    x = 176,976,998.59/17,744.40
  6. Step 6: Final answer
    x = 9,973.68

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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.