Home / 17,579.57-26,387.59-11,776.73

Finding the Fourth Proportional to 17,579.57, 26,387.59 and 11,776.73

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Solution

The fourth proportional to 17,579.57, 26,387.59 and 11,776.73 is: 17,677.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,579.57 : 26,387.59 = 11,776.73 : x
  2. Step 2: Convert to fraction form
    17,579.57/26,387.59 = 11,776.73/x
  3. Step 3: Cross multiply
    17,579.57x = 26,387.59 × 11,776.73
  4. Step 4: Simplify right side
    17,579.57x = 310,759,463.90
  5. Step 5: Solve for x
    x = 310,759,463.90/17,579.57
  6. Step 6: Final answer
    x = 17,677.31

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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.