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Finding the Fourth Proportional to 17,538.84, 24,202.71 and 9,579.54

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Solution

The fourth proportional to 17,538.84, 24,202.71 and 9,579.54 is: 13,219.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,538.84 : 24,202.71 = 9,579.54 : x
  2. Step 2: Convert to fraction form
    17,538.84/24,202.71 = 9,579.54/x
  3. Step 3: Cross multiply
    17,538.84x = 24,202.71 × 9,579.54
  4. Step 4: Simplify right side
    17,538.84x = 231,850,828.55
  5. Step 5: Solve for x
    x = 231,850,828.55/17,538.84
  6. Step 6: Final answer
    x = 13,219.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.