Home / 22,379.40-33,590.70-11,298.60

Finding the Fourth Proportional to 22,379.40, 33,590.70 and 11,298.60

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Solution

The fourth proportional to 22,379.40, 33,590.70 and 11,298.60 is: 16,958.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,379.40 : 33,590.70 = 11,298.60 : x
  2. Step 2: Convert to fraction form
    22,379.40/33,590.70 = 11,298.60/x
  3. Step 3: Cross multiply
    22,379.40x = 33,590.70 × 11,298.60
  4. Step 4: Simplify right side
    22,379.40x = 379,527,883.02
  5. Step 5: Solve for x
    x = 379,527,883.02/22,379.40
  6. Step 6: Final answer
    x = 16,958.81

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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.