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Finding the Fourth Proportional to 11,833.11, 17,743.71 and 7,330.59

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Solution

The fourth proportional to 11,833.11, 17,743.71 and 7,330.59 is: 10,992.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,833.11 : 17,743.71 = 7,330.59 : x
  2. Step 2: Convert to fraction form
    11,833.11/17,743.71 = 7,330.59/x
  3. Step 3: Cross multiply
    11,833.11x = 17,743.71 × 7,330.59
  4. Step 4: Simplify right side
    11,833.11x = 130,071,863.09
  5. Step 5: Solve for x
    x = 130,071,863.09/11,833.11
  6. Step 6: Final answer
    x = 10,992.20

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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.