Home / 47,767.05-71,651.27-18,186.51

Finding the Fourth Proportional to 47,767.05, 71,651.27 and 18,186.51

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Solution

The fourth proportional to 47,767.05, 71,651.27 and 18,186.51 is: 27,280.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,767.05 : 71,651.27 = 18,186.51 : x
  2. Step 2: Convert to fraction form
    47,767.05/71,651.27 = 18,186.51/x
  3. Step 3: Cross multiply
    47,767.05x = 71,651.27 × 18,186.51
  4. Step 4: Simplify right side
    47,767.05x = 1,303,086,626.56
  5. Step 5: Solve for x
    x = 1,303,086,626.56/47,767.05
  6. Step 6: Final answer
    x = 27,280.03

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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.