Home / 12,241.62-18,333.95-11,904.90

Finding the Fourth Proportional to 12,241.62, 18,333.95 and 11,904.90

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Solution

The fourth proportional to 12,241.62, 18,333.95 and 11,904.90 is: 17,829.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241.62 : 18,333.95 = 11,904.90 : x
  2. Step 2: Convert to fraction form
    12,241.62/18,333.95 = 11,904.90/x
  3. Step 3: Cross multiply
    12,241.62x = 18,333.95 × 11,904.90
  4. Step 4: Simplify right side
    12,241.62x = 218,263,781.83
  5. Step 5: Solve for x
    x = 218,263,781.83/12,241.62
  6. Step 6: Final answer
    x = 17,829.65

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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.