Home / 27,621.99-41,438.43-10,089.54

Finding the Fourth Proportional to 27,621.99, 41,438.43 and 10,089.54

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Solution

The fourth proportional to 27,621.99, 41,438.43 and 10,089.54 is: 15,136.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,621.99 : 41,438.43 = 10,089.54 : x
  2. Step 2: Convert to fraction form
    27,621.99/41,438.43 = 10,089.54/x
  3. Step 3: Cross multiply
    27,621.99x = 41,438.43 × 10,089.54
  4. Step 4: Simplify right side
    27,621.99x = 418,094,697.02
  5. Step 5: Solve for x
    x = 418,094,697.02/27,621.99
  6. Step 6: Final answer
    x = 15,136.30

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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.