Home / 22,349.49-33,513.39-12,992.19

Finding the Fourth Proportional to 22,349.49, 33,513.39 and 12,992.19

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Solution

The fourth proportional to 22,349.49, 33,513.39 and 12,992.19 is: 19,481.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,349.49 : 33,513.39 = 12,992.19 : x
  2. Step 2: Convert to fraction form
    22,349.49/33,513.39 = 12,992.19/x
  3. Step 3: Cross multiply
    22,349.49x = 33,513.39 × 12,992.19
  4. Step 4: Simplify right side
    22,349.49x = 435,412,330.42
  5. Step 5: Solve for x
    x = 435,412,330.42/22,349.49
  6. Step 6: Final answer
    x = 19,481.98

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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.