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Finding the Fourth Proportional to 22,469, 33,707.46 and 7,674.45

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Solution

The fourth proportional to 22,469, 33,707.46 and 7,674.45 is: 11,513.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,469 : 33,707.46 = 7,674.45 : x
  2. Step 2: Convert to fraction form
    22,469/33,707.46 = 7,674.45/x
  3. Step 3: Cross multiply
    22,469x = 33,707.46 × 7,674.45
  4. Step 4: Simplify right side
    22,469x = 258,686,216.40
  5. Step 5: Solve for x
    x = 258,686,216.40/22,469
  6. Step 6: Final answer
    x = 11,513.03

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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.