Home / 47,907.91-71,861.87-18,334.81

Finding the Fourth Proportional to 47,907.91, 71,861.87 and 18,334.81

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Solution

The fourth proportional to 47,907.91, 71,861.87 and 18,334.81 is: 27,502.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,907.91 : 71,861.87 = 18,334.81 : x
  2. Step 2: Convert to fraction form
    47,907.91/71,861.87 = 18,334.81/x
  3. Step 3: Cross multiply
    47,907.91x = 71,861.87 × 18,334.81
  4. Step 4: Simplify right side
    47,907.91x = 1,317,573,732.69
  5. Step 5: Solve for x
    x = 1,317,573,732.69/47,907.91
  6. Step 6: Final answer
    x = 27,502.22

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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.