Home / 13,174.58-18,187.54-10,183.66

Finding the Fourth Proportional to 13,174.58, 18,187.54 and 10,183.66

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Solution

The fourth proportional to 13,174.58, 18,187.54 and 10,183.66 is: 14,058.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,174.58 : 18,187.54 = 10,183.66 : x
  2. Step 2: Convert to fraction form
    13,174.58/18,187.54 = 10,183.66/x
  3. Step 3: Cross multiply
    13,174.58x = 18,187.54 × 10,183.66
  4. Step 4: Simplify right side
    13,174.58x = 185,215,723.60
  5. Step 5: Solve for x
    x = 185,215,723.60/13,174.58
  6. Step 6: Final answer
    x = 14,058.57

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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.