Home / 17,619.36-24,311.16-11,958.60

Finding the Fourth Proportional to 17,619.36, 24,311.16 and 11,958.60

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Solution

The fourth proportional to 17,619.36, 24,311.16 and 11,958.60 is: 16,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,619.36 : 24,311.16 = 11,958.60 : x
  2. Step 2: Convert to fraction form
    17,619.36/24,311.16 = 11,958.60/x
  3. Step 3: Cross multiply
    17,619.36x = 24,311.16 × 11,958.60
  4. Step 4: Simplify right side
    17,619.36x = 290,727,437.98
  5. Step 5: Solve for x
    x = 290,727,437.98/17,619.36
  6. Step 6: Final answer
    x = 16,500.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.