Home / 22,032.35-30,404.69-11,960.80

Finding the Fourth Proportional to 22,032.35, 30,404.69 and 11,960.80

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Solution

The fourth proportional to 22,032.35, 30,404.69 and 11,960.80 is: 16,505.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,032.35 : 30,404.69 = 11,960.80 : x
  2. Step 2: Convert to fraction form
    22,032.35/30,404.69 = 11,960.80/x
  3. Step 3: Cross multiply
    22,032.35x = 30,404.69 × 11,960.80
  4. Step 4: Simplify right side
    22,032.35x = 363,664,394.35
  5. Step 5: Solve for x
    x = 363,664,394.35/22,032.35
  6. Step 6: Final answer
    x = 16,505.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.