Home / 17,829.32-26,769.90-13,163.72

Finding the Fourth Proportional to 17,829.32, 26,769.90 and 13,163.72

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Solution

The fourth proportional to 17,829.32, 26,769.90 and 13,163.72 is: 19,764.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,829.32 : 26,769.90 = 13,163.72 : x
  2. Step 2: Convert to fraction form
    17,829.32/26,769.90 = 13,163.72/x
  3. Step 3: Cross multiply
    17,829.32x = 26,769.90 × 13,163.72
  4. Step 4: Simplify right side
    17,829.32x = 352,391,468.03
  5. Step 5: Solve for x
    x = 352,391,468.03/17,829.32
  6. Step 6: Final answer
    x = 19,764.72

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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.