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Finding the Fourth Proportional to 17,744.76, 26,628.99 and 7,356.51

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Solution

The fourth proportional to 17,744.76, 26,628.99 and 7,356.51 is: 11,039.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,744.76 : 26,628.99 = 7,356.51 : x
  2. Step 2: Convert to fraction form
    17,744.76/26,628.99 = 7,356.51/x
  3. Step 3: Cross multiply
    17,744.76x = 26,628.99 × 7,356.51
  4. Step 4: Simplify right side
    17,744.76x = 195,896,403.64
  5. Step 5: Solve for x
    x = 195,896,403.64/17,744.76
  6. Step 6: Final answer
    x = 11,039.68

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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.