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Finding the Fourth Proportional to 11,950.49, 17,901.07 and 7,005.11

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Solution

The fourth proportional to 11,950.49, 17,901.07 and 7,005.11 is: 10,493.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,950.49 : 17,901.07 = 7,005.11 : x
  2. Step 2: Convert to fraction form
    11,950.49/17,901.07 = 7,005.11/x
  3. Step 3: Cross multiply
    11,950.49x = 17,901.07 × 7,005.11
  4. Step 4: Simplify right side
    11,950.49x = 125,398,964.47
  5. Step 5: Solve for x
    x = 125,398,964.47/11,950.49
  6. Step 6: Final answer
    x = 10,493.21

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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.