Home / 47,491.68-71,181.87-26,421.78

Finding the Fourth Proportional to 47,491.68, 71,181.87 and 26,421.78

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Solution

The fourth proportional to 47,491.68, 71,181.87 and 26,421.78 is: 39,601.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,491.68 : 71,181.87 = 26,421.78 : x
  2. Step 2: Convert to fraction form
    47,491.68/71,181.87 = 26,421.78/x
  3. Step 3: Cross multiply
    47,491.68x = 71,181.87 × 26,421.78
  4. Step 4: Simplify right side
    47,491.68x = 1,880,751,709.13
  5. Step 5: Solve for x
    x = 1,880,751,709.13/47,491.68
  6. Step 6: Final answer
    x = 39,601.71

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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.