Home / 17,518.75-24,176.39-9,561.49

Finding the Fourth Proportional to 17,518.75, 24,176.39 and 9,561.49

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Solution

The fourth proportional to 17,518.75, 24,176.39 and 9,561.49 is: 13,195.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,518.75 : 24,176.39 = 9,561.49 : x
  2. Step 2: Convert to fraction form
    17,518.75/24,176.39 = 9,561.49/x
  3. Step 3: Cross multiply
    17,518.75x = 24,176.39 × 9,561.49
  4. Step 4: Simplify right side
    17,518.75x = 231,162,202.97
  5. Step 5: Solve for x
    x = 231,162,202.97/17,518.75
  6. Step 6: Final answer
    x = 13,195.13

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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.