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Finding the Fourth Proportional to 33,075.60, 49,629.60 and 25,175.40

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Solution

The fourth proportional to 33,075.60, 49,629.60 and 25,175.40 is: 37,775.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,075.60 : 49,629.60 = 25,175.40 : x
  2. Step 2: Convert to fraction form
    33,075.60/49,629.60 = 25,175.40/x
  3. Step 3: Cross multiply
    33,075.60x = 49,629.60 × 25,175.40
  4. Step 4: Simplify right side
    33,075.60x = 1,249,445,031.84
  5. Step 5: Solve for x
    x = 1,249,445,031.84/33,075.60
  6. Step 6: Final answer
    x = 37,775.43

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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.