Home / 15,467.10-23,198.49-5,077.50

Finding the Fourth Proportional to 15,467.10, 23,198.49 and 5,077.50

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Solution

The fourth proportional to 15,467.10, 23,198.49 and 5,077.50 is: 7,615.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,467.10 : 23,198.49 = 5,077.50 : x
  2. Step 2: Convert to fraction form
    15,467.10/23,198.49 = 5,077.50/x
  3. Step 3: Cross multiply
    15,467.10x = 23,198.49 × 5,077.50
  4. Step 4: Simplify right side
    15,467.10x = 117,790,332.98
  5. Step 5: Solve for x
    x = 117,790,332.98/15,467.10
  6. Step 6: Final answer
    x = 7,615.54

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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.