Home / 14,949.50-20,630.42-8,576.37

Finding the Fourth Proportional to 14,949.50, 20,630.42 and 8,576.37

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Solution

The fourth proportional to 14,949.50, 20,630.42 and 8,576.37 is: 11,835.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,949.50 : 20,630.42 = 8,576.37 : x
  2. Step 2: Convert to fraction form
    14,949.50/20,630.42 = 8,576.37/x
  3. Step 3: Cross multiply
    14,949.50x = 20,630.42 × 8,576.37
  4. Step 4: Simplify right side
    14,949.50x = 176,934,181.82
  5. Step 5: Solve for x
    x = 176,934,181.82/14,949.50
  6. Step 6: Final answer
    x = 11,835.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.