Home / 17,867.51-24,770.10-16,919.54

Finding the Fourth Proportional to 17,867.51, 24,770.10 and 16,919.54

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Solution

The fourth proportional to 17,867.51, 24,770.10 and 16,919.54 is: 23,455.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,867.51 : 24,770.10 = 16,919.54 : x
  2. Step 2: Convert to fraction form
    17,867.51/24,770.10 = 16,919.54/x
  3. Step 3: Cross multiply
    17,867.51x = 24,770.10 × 16,919.54
  4. Step 4: Simplify right side
    17,867.51x = 419,098,675.08
  5. Step 5: Solve for x
    x = 419,098,675.08/17,867.51
  6. Step 6: Final answer
    x = 23,455.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.