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Finding the Fourth Proportional to 17,551.97, 26,334.53 and 9,113.21

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Solution

The fourth proportional to 17,551.97, 26,334.53 and 9,113.21 is: 13,673.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,551.97 : 26,334.53 = 9,113.21 : x
  2. Step 2: Convert to fraction form
    17,551.97/26,334.53 = 9,113.21/x
  3. Step 3: Cross multiply
    17,551.97x = 26,334.53 × 9,113.21
  4. Step 4: Simplify right side
    17,551.97x = 239,991,987.32
  5. Step 5: Solve for x
    x = 239,991,987.32/17,551.97
  6. Step 6: Final answer
    x = 13,673.22

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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.