Home / 17,272.77-25,919.10-7,276.74

Finding the Fourth Proportional to 17,272.77, 25,919.10 and 7,276.74

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Solution

The fourth proportional to 17,272.77, 25,919.10 and 7,276.74 is: 10,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,272.77 : 25,919.10 = 7,276.74 : x
  2. Step 2: Convert to fraction form
    17,272.77/25,919.10 = 7,276.74/x
  3. Step 3: Cross multiply
    17,272.77x = 25,919.10 × 7,276.74
  4. Step 4: Simplify right side
    17,272.77x = 188,606,551.73
  5. Step 5: Solve for x
    x = 188,606,551.73/17,272.77
  6. Step 6: Final answer
    x = 10,919.30

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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.