Home / 25,330-37,977.44-11,282.58

Finding the Fourth Proportional to 25,330, 37,977.44 and 11,282.58

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Solution

The fourth proportional to 25,330, 37,977.44 and 11,282.58 is: 16,916.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,330 : 37,977.44 = 11,282.58 : x
  2. Step 2: Convert to fraction form
    25,330/37,977.44 = 11,282.58/x
  3. Step 3: Cross multiply
    25,330x = 37,977.44 × 11,282.58
  4. Step 4: Simplify right side
    25,330x = 428,483,505.00
  5. Step 5: Solve for x
    x = 428,483,505.00/25,330
  6. Step 6: Final answer
    x = 16,916.05

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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.