Home / 12,473.11-18,709.50-3,588.66

Finding the Fourth Proportional to 12,473.11, 18,709.50 and 3,588.66

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Solution

The fourth proportional to 12,473.11, 18,709.50 and 3,588.66 is: 5,382.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,473.11 : 18,709.50 = 3,588.66 : x
  2. Step 2: Convert to fraction form
    12,473.11/18,709.50 = 3,588.66/x
  3. Step 3: Cross multiply
    12,473.11x = 18,709.50 × 3,588.66
  4. Step 4: Simplify right side
    12,473.11x = 67,142,034.27
  5. Step 5: Solve for x
    x = 67,142,034.27/12,473.11
  6. Step 6: Final answer
    x = 5,382.94

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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.