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Finding the Fourth Proportional to 22,365.60, 33,519.60 and 17,145.60

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Solution

The fourth proportional to 22,365.60, 33,519.60 and 17,145.60 is: 25,696.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,365.60 : 33,519.60 = 17,145.60 : x
  2. Step 2: Convert to fraction form
    22,365.60/33,519.60 = 17,145.60/x
  3. Step 3: Cross multiply
    22,365.60x = 33,519.60 × 17,145.60
  4. Step 4: Simplify right side
    22,365.60x = 574,713,653.76
  5. Step 5: Solve for x
    x = 574,713,653.76/22,365.60
  6. Step 6: Final answer
    x = 25,696.32

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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.