Home / 15,166.14-20,924.33-8,450.48

Finding the Fourth Proportional to 15,166.14, 20,924.33 and 8,450.48

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Solution

The fourth proportional to 15,166.14, 20,924.33 and 8,450.48 is: 11,658.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,166.14 : 20,924.33 = 8,450.48 : x
  2. Step 2: Convert to fraction form
    15,166.14/20,924.33 = 8,450.48/x
  3. Step 3: Cross multiply
    15,166.14x = 20,924.33 × 8,450.48
  4. Step 4: Simplify right side
    15,166.14x = 176,820,485.30
  5. Step 5: Solve for x
    x = 176,820,485.30/15,166.14
  6. Step 6: Final answer
    x = 11,658.90

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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.