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Finding the Fourth Proportional to 26,983.27, 40,476.93 and 9,208.45

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Solution

The fourth proportional to 26,983.27, 40,476.93 and 9,208.45 is: 13,813.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,983.27 : 40,476.93 = 9,208.45 : x
  2. Step 2: Convert to fraction form
    26,983.27/40,476.93 = 9,208.45/x
  3. Step 3: Cross multiply
    26,983.27x = 40,476.93 × 9,208.45
  4. Step 4: Simplify right side
    26,983.27x = 372,729,786.06
  5. Step 5: Solve for x
    x = 372,729,786.06/26,983.27
  6. Step 6: Final answer
    x = 13,813.37

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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.