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Finding the Fourth Proportional to 54,482, 81,723 and 17,546

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Solution

The fourth proportional to 54,482, 81,723 and 17,546 is: 26,319

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,482 : 81,723 = 17,546 : x
  2. Step 2: Convert to fraction form
    54,482/81,723 = 17,546/x
  3. Step 3: Cross multiply
    54,482x = 81,723 × 17,546
  4. Step 4: Simplify right side
    54,482x = 1,433,911,758
  5. Step 5: Solve for x
    x = 1,433,911,758/54,482
  6. Step 6: Final answer
    x = 26,319

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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.