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Finding the Fourth Proportional to 17,276.06, 25,924.62 and 6,887

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Solution

The fourth proportional to 17,276.06, 25,924.62 and 6,887 is: 10,334.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,276.06 : 25,924.62 = 6,887 : x
  2. Step 2: Convert to fraction form
    17,276.06/25,924.62 = 6,887/x
  3. Step 3: Cross multiply
    17,276.06x = 25,924.62 × 6,887
  4. Step 4: Simplify right side
    17,276.06x = 178,542,857.94
  5. Step 5: Solve for x
    x = 178,542,857.94/17,276.06
  6. Step 6: Final answer
    x = 10,334.70

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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.