Home / 22,269.51-33,379.11-9,114.75

Finding the Fourth Proportional to 22,269.51, 33,379.11 and 9,114.75

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Solution

The fourth proportional to 22,269.51, 33,379.11 and 9,114.75 is: 13,661.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,269.51 : 33,379.11 = 9,114.75 : x
  2. Step 2: Convert to fraction form
    22,269.51/33,379.11 = 9,114.75/x
  3. Step 3: Cross multiply
    22,269.51x = 33,379.11 × 9,114.75
  4. Step 4: Simplify right side
    22,269.51x = 304,242,242.87
  5. Step 5: Solve for x
    x = 304,242,242.87/22,269.51
  6. Step 6: Final answer
    x = 13,661.83

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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.