Home / 17,288.55-25,867.40-10,272.33

Finding the Fourth Proportional to 17,288.55, 25,867.40 and 10,272.33

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Solution

The fourth proportional to 17,288.55, 25,867.40 and 10,272.33 is: 15,369.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,288.55 : 25,867.40 = 10,272.33 : x
  2. Step 2: Convert to fraction form
    17,288.55/25,867.40 = 10,272.33/x
  3. Step 3: Cross multiply
    17,288.55x = 25,867.40 × 10,272.33
  4. Step 4: Simplify right side
    17,288.55x = 265,718,417.68
  5. Step 5: Solve for x
    x = 265,718,417.68/17,288.55
  6. Step 6: Final answer
    x = 15,369.62

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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.