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Finding the Fourth Proportional to 50,609.97, 75,907.13 and 17,322.39

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Solution

The fourth proportional to 50,609.97, 75,907.13 and 17,322.39 is: 25,980.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,609.97 : 75,907.13 = 17,322.39 : x
  2. Step 2: Convert to fraction form
    50,609.97/75,907.13 = 17,322.39/x
  3. Step 3: Cross multiply
    50,609.97x = 75,907.13 × 17,322.39
  4. Step 4: Simplify right side
    50,609.97x = 1,314,892,823.03
  5. Step 5: Solve for x
    x = 1,314,892,823.03/50,609.97
  6. Step 6: Final answer
    x = 25,980.91

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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.