Home / 11,404.75-17,198.33-11,248.81

Finding the Fourth Proportional to 11,404.75, 17,198.33 and 11,248.81

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Solution

The fourth proportional to 11,404.75, 17,198.33 and 11,248.81 is: 16,963.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,404.75 : 17,198.33 = 11,248.81 : x
  2. Step 2: Convert to fraction form
    11,404.75/17,198.33 = 11,248.81/x
  3. Step 3: Cross multiply
    11,404.75x = 17,198.33 × 11,248.81
  4. Step 4: Simplify right side
    11,404.75x = 193,460,690.24
  5. Step 5: Solve for x
    x = 193,460,690.24/11,404.75
  6. Step 6: Final answer
    x = 16,963.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.