Home / 33,166.08-49,740.90-20,679.68

Finding the Fourth Proportional to 33,166.08, 49,740.90 and 20,679.68

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Solution

The fourth proportional to 33,166.08, 49,740.90 and 20,679.68 is: 31,014.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,166.08 : 49,740.90 = 20,679.68 : x
  2. Step 2: Convert to fraction form
    33,166.08/49,740.90 = 20,679.68/x
  3. Step 3: Cross multiply
    33,166.08x = 49,740.90 × 20,679.68
  4. Step 4: Simplify right side
    33,166.08x = 1,028,625,894.91
  5. Step 5: Solve for x
    x = 1,028,625,894.91/33,166.08
  6. Step 6: Final answer
    x = 31,014.39

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1.5x scale

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.