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Finding the Fourth Proportional to 17,081.77, 25,627.62 and 7,084.68

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Solution

The fourth proportional to 17,081.77, 25,627.62 and 7,084.68 is: 10,629.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,081.77 : 25,627.62 = 7,084.68 : x
  2. Step 2: Convert to fraction form
    17,081.77/25,627.62 = 7,084.68/x
  3. Step 3: Cross multiply
    17,081.77x = 25,627.62 × 7,084.68
  4. Step 4: Simplify right side
    17,081.77x = 181,563,486.86
  5. Step 5: Solve for x
    x = 181,563,486.86/17,081.77
  6. Step 6: Final answer
    x = 10,629.08

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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.