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Finding the Fourth Proportional to 22,277.80, 33,343.80 and 17,320.60

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Solution

The fourth proportional to 22,277.80, 33,343.80 and 17,320.60 is: 25,924.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,277.80 : 33,343.80 = 17,320.60 : x
  2. Step 2: Convert to fraction form
    22,277.80/33,343.80 = 17,320.60/x
  3. Step 3: Cross multiply
    22,277.80x = 33,343.80 × 17,320.60
  4. Step 4: Simplify right side
    22,277.80x = 577,534,622.28
  5. Step 5: Solve for x
    x = 577,534,622.28/22,277.80
  6. Step 6: Final answer
    x = 25,924.22

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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.