Home / 47,713.23-71,578.22-18,133.65

Finding the Fourth Proportional to 47,713.23, 71,578.22 and 18,133.65

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Solution

The fourth proportional to 47,713.23, 71,578.22 and 18,133.65 is: 27,203.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,713.23 : 71,578.22 = 18,133.65 : x
  2. Step 2: Convert to fraction form
    47,713.23/71,578.22 = 18,133.65/x
  3. Step 3: Cross multiply
    47,713.23x = 71,578.22 × 18,133.65
  4. Step 4: Simplify right side
    47,713.23x = 1,297,974,298.43
  5. Step 5: Solve for x
    x = 1,297,974,298.43/47,713.23
  6. Step 6: Final answer
    x = 27,203.66

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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.