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Finding the Fourth Proportional to 11,448.73, 17,157.48 and 7,007.94

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Solution

The fourth proportional to 11,448.73, 17,157.48 and 7,007.94 is: 10,502.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,448.73 : 17,157.48 = 7,007.94 : x
  2. Step 2: Convert to fraction form
    11,448.73/17,157.48 = 7,007.94/x
  3. Step 3: Cross multiply
    11,448.73x = 17,157.48 × 7,007.94
  4. Step 4: Simplify right side
    11,448.73x = 120,238,590.39
  5. Step 5: Solve for x
    x = 120,238,590.39/11,448.73
  6. Step 6: Final answer
    x = 10,502.35

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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.