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Finding the Fourth Proportional to 22,515.58, 33,744.16 and 9,173.06

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Solution

The fourth proportional to 22,515.58, 33,744.16 and 9,173.06 is: 13,747.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,515.58 : 33,744.16 = 9,173.06 : x
  2. Step 2: Convert to fraction form
    22,515.58/33,744.16 = 9,173.06/x
  3. Step 3: Cross multiply
    22,515.58x = 33,744.16 × 9,173.06
  4. Step 4: Simplify right side
    22,515.58x = 309,537,173.62
  5. Step 5: Solve for x
    x = 309,537,173.62/22,515.58
  6. Step 6: Final answer
    x = 13,747.69

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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.