Home / 22,329.81-33,474.60-12,319.38

Finding the Fourth Proportional to 22,329.81, 33,474.60 and 12,319.38

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Solution

The fourth proportional to 22,329.81, 33,474.60 and 12,319.38 is: 18,467.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,329.81 : 33,474.60 = 12,319.38 : x
  2. Step 2: Convert to fraction form
    22,329.81/33,474.60 = 12,319.38/x
  3. Step 3: Cross multiply
    22,329.81x = 33,474.60 × 12,319.38
  4. Step 4: Simplify right side
    22,329.81x = 412,386,317.75
  5. Step 5: Solve for x
    x = 412,386,317.75/22,329.81
  6. Step 6: Final answer
    x = 18,467.97

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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.