Home / 17,077.20-25,588.20-9,659.60

Finding the Fourth Proportional to 17,077.20, 25,588.20 and 9,659.60

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Solution

The fourth proportional to 17,077.20, 25,588.20 and 9,659.60 is: 14,473.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,077.20 : 25,588.20 = 9,659.60 : x
  2. Step 2: Convert to fraction form
    17,077.20/25,588.20 = 9,659.60/x
  3. Step 3: Cross multiply
    17,077.20x = 25,588.20 × 9,659.60
  4. Step 4: Simplify right side
    17,077.20x = 247,171,776.72
  5. Step 5: Solve for x
    x = 247,171,776.72/17,077.20
  6. Step 6: Final answer
    x = 14,473.79

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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.