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Finding the Fourth Proportional to 22,570.80, 33,801.48 and 11,448.24

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Solution

The fourth proportional to 22,570.80, 33,801.48 and 11,448.24 is: 17,144.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,570.80 : 33,801.48 = 11,448.24 : x
  2. Step 2: Convert to fraction form
    22,570.80/33,801.48 = 11,448.24/x
  3. Step 3: Cross multiply
    22,570.80x = 33,801.48 × 11,448.24
  4. Step 4: Simplify right side
    22,570.80x = 386,967,455.40
  5. Step 5: Solve for x
    x = 386,967,455.40/22,570.80
  6. Step 6: Final answer
    x = 17,144.61

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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.